20001398400

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:625

約数の個数: 576

約数和(自身を含む): 75529808640

約数和(自身を除く): 55528410240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 32, 36, 40, 43, 45, 48, 50, 60, 62, 64, 72, 75, 80, 86, 90, 93, 96, 100, 120, 124, 128, 129, 144, 150, 155, 160, 172, 180, 186, 192, 200, 215, 225, 240, 248, 258, 279, 288, 300, 310, 320, 344, 360, 372, 384, 387, 400, 430, 450, 465, 480, 496, 516, 521, 558, 576, 600, 620, 640, 645, 688, 720, 744, 774, 775, 800, 860, 900, 930, 960, 992, 1032, 1042, 1075, 1116, 1152, 1200, 1240, 1290, 1333, 1376, 1395, 1440, 1488, 1548, 1550, 1563, 1600, 1720, 1800, 1860, 1920, 1935, 1984, 2064, 2084, 2150, 2232, 2325, 2400, 2480, 2580, 2605, 2666, 2752, 2790, 2880, 2976, 3096, 3100, 3126, 3200, 3225, 3440, 3600, 3720, 3870, 3968, 3999, 4128, 4168, 4300, 4464, 4650, 4689, 4800, 4960, 5160, 5210, 5332, 5504, 5580, 5760, 5952, 6192, 6200, 6252, 6450, 6665, 6880, 6975, 7200, 7440, 7740, 7815, 7998, 8256, 8336, 8600, 8928, 9300, 9378, 9600, 9675, 9920, 10320, 10420, 10664, 11160, 11904, 11997, 12384, 12400, 12504, 12900, 13025, 13330, 13760, 13950, 14400, 14880, 15480, 15630, 15996, 16151, 16512, 16672, 17200, 17856, 18600, 18756, 19350, 19840, 19995, 20640, 20840, 21328, 22320, 22403, 23445, 23994, 24768, 24800, 25008, 25800, 26050, 26660, 27520, 27900, 28800, 29760, 30960, 31260, 31992, 32302, 33325, 33344, 34400, 35712, 37200, 37512, 38700, 39075, 39990, 41280, 41680, 42656, 44640, 44806, 46890, 47988, 48453, 49536, 49600, 50016, 51600, 52100, 53320, 55800, 59520, 59985, 61920, 62520, 63984, 64604, 66650, 66688, 67209, 68800, 74400, 75024, 77400, 78150, 79980, 80755, 82560, 83360, 85312, 89280, 89612, 93780, 95976, 96906, 99200, 99975, 100032, 103200, 104200, 106640, 111600, 112015, 117225, 119970, 123840, 125040, 127968, 129208, 133300, 134418, 137600, 145359, 148800, 150048, 154800, 156300, 159960, 161510, 166720, 170624, 178560, 179224, 187560, 191952, 193812, 199950, 200064, 201627, 206400, 208400, 213280, 223200, 224030, 234450, 239940, 242265, 247680, 250080, 255936, 258416, 266600, 268836, 290718, 297600, 299925, 300096, 309600, 312600, 319920, 323020, 333440, 336045, 358448, 375120, 383904, 387624, 399900, 403254, 403775, 412800, 416800, 426560, 446400, 448060, 468900, 479880, 484530, 500160, 511872, 516832, 533200, 537672, 560075, 581436, 599850, 600192, 619200, 625200, 639840, 646040, 672090, 694493, 716896, 726795, 750240, 767808, 775248, 799800, 806508, 807550, 833600, 853120, 892800, 896120, 937800, 959760, 969060, 1000320, 1008135, 1033664, 1066400, 1075344, 1120150, 1162872, 1199700, 1211325, 1238400, 1250400, 1279680, 1292080, 1344180, 1388986, 1433792, 1453590, 1500480, 1535616, 1550496, 1599600, 1613016, 1615100, 1667200, 1680225, 1792240, 1875600, 1919520, 1938120, 2016270, 2067328, 2083479, 2132800, 2150688, 2240300, 2325744, 2399400, 2422650, 2500800, 2559360, 2584160, 2688360, 2777972, 2867584, 2907180, 3000960, 3100992, 3199200, 3226032, 3230200, 3360450, 3472465, 3584480, 3633975, 3751200, 3839040, 3876240, 4032540, 4166958, 4265600, 4301376, 4480600, 4651488, 4798800, 4845300, 5001600, 5040675, 5168320, 5376720, 5555944, 5814360, 6201984, 6250437, 6398400, 6452064, 6460400, 6720900, 6944930, 7168960, 7267950, 7502400, 7678080, 7752480, 8065080, 8333916, 8602752, 8961200, 9302976, 9597600, 9690600, 10081350, 10336640, 10417395, 10753440, 11111888, 11628720, 12500874, 12796800, 12904128, 12920800, 13441800, 13889860, 14337920, 14535900, 15004800, 15504960, 16130160, 16667832, 17362325, 17922400, 18605952, 19195200, 19381200, 20162700, 20834790, 21506880, 22223776, 23257440, 25001748, 25808256, 25841600, 26883600, 27779720, 29071800, 31009920, 31252185, 32260320, 33335664, 34724650, 35844800, 38390400, 38762400, 40325400, 41669580, 43013760, 44447552, 46514880, 50003496, 51683200, 52086975, 53767200, 55559440, 58143600, 62504370, 64520640, 66671328, 69449300, 71689600, 77524800, 80650800, 83339160, 88895104, 93029760, 100006992, 104173950, 107534400, 111118880, 116287200, 125008740, 129041280, 133342656, 138898600, 155049600, 156260925, 161301600, 166678320, 200013984, 208347900, 215068800, 222237760, 232574400, 250017480, 266685312, 277797200, 312521850, 322603200, 333356640, 400027968, 416695800, 444475520, 465148800, 500034960, 555594400, 625043700, 645206400, 666713280, 800055936, 833391600, 1000069920, 1111188800, 1250087400, 1333426560, 1666783200, 2000139840, 2222377600, 2500174800, 3333566400, 4000279680, 5000349600, 6667132800, 10000699200, 20001398400]

約数ペア:

[(1, 20001398400), (2, 10000699200), (3, 6667132800), (4, 5000349600), (5, 4000279680), (6, 3333566400), (8, 2500174800), (9, 2222377600), (10, 2000139840), (12, 1666783200), (15, 1333426560), (16, 1250087400), (18, 1111188800), (20, 1000069920), (24, 833391600), (25, 800055936), (30, 666713280), (31, 645206400), (32, 625043700), (36, 555594400), (40, 500034960), (43, 465148800), (45, 444475520), (48, 416695800), (50, 400027968), (60, 333356640), (62, 322603200), (64, 312521850), (72, 277797200), (75, 266685312), (80, 250017480), (86, 232574400), (90, 222237760), (93, 215068800), (96, 208347900), (100, 200013984), (120, 166678320), (124, 161301600), (128, 156260925), (129, 155049600), (144, 138898600), (150, 133342656), (155, 129041280), (160, 125008740), (172, 116287200), (180, 111118880), (186, 107534400), (192, 104173950), (200, 100006992), (215, 93029760), (225, 88895104), (240, 83339160), (248, 80650800), (258, 77524800), (279, 71689600), (288, 69449300), (300, 66671328), (310, 64520640), (320, 62504370), (344, 58143600), (360, 55559440), (372, 53767200), (384, 52086975), (387, 51683200), (400, 50003496), (430, 46514880), (450, 44447552), (465, 43013760), (480, 41669580), (496, 40325400), (516, 38762400), (521, 38390400), (558, 35844800), (576, 34724650), (600, 33335664), (620, 32260320), (640, 31252185), (645, 31009920), (688, 29071800), (720, 27779720), (744, 26883600), (774, 25841600), (775, 25808256), (800, 25001748), (860, 23257440), (900, 22223776), (930, 21506880), (960, 20834790), (992, 20162700), (1032, 19381200), (1042, 19195200), (1075, 18605952), (1116, 17922400), (1152, 17362325), (1200, 16667832), (1240, 16130160), (1290, 15504960), (1333, 15004800), (1376, 14535900), (1395, 14337920), (1440, 13889860), (1488, 13441800), (1548, 12920800), (1550, 12904128), (1563, 12796800), (1600, 12500874), (1720, 11628720), (1800, 11111888), (1860, 10753440), (1920, 10417395), (1935, 10336640), (1984, 10081350), (2064, 9690600), (2084, 9597600), (2150, 9302976), (2232, 8961200), (2325, 8602752), (2400, 8333916), (2480, 8065080), (2580, 7752480), (2605, 7678080), (2666, 7502400), (2752, 7267950), (2790, 7168960), (2880, 6944930), (2976, 6720900), (3096, 6460400), (3100, 6452064), (3126, 6398400), (3200, 6250437), (3225, 6201984), (3440, 5814360), (3600, 5555944), (3720, 5376720), (3870, 5168320), (3968, 5040675), (3999, 5001600), (4128, 4845300), (4168, 4798800), (4300, 4651488), (4464, 4480600), (4650, 4301376), (4689, 4265600), (4800, 4166958), (4960, 4032540), (5160, 3876240), (5210, 3839040), (5332, 3751200), (5504, 3633975), (5580, 3584480), (5760, 3472465), (5952, 3360450), (6192, 3230200), (6200, 3226032), (6252, 3199200), (6450, 3100992), (6665, 3000960), (6880, 2907180), (6975, 2867584), (7200, 2777972), (7440, 2688360), (7740, 2584160), (7815, 2559360), (7998, 2500800), (8256, 2422650), (8336, 2399400), (8600, 2325744), (8928, 2240300), (9300, 2150688), (9378, 2132800), (9600, 2083479), (9675, 2067328), (9920, 2016270), (10320, 1938120), (10420, 1919520), (10664, 1875600), (11160, 1792240), (11904, 1680225), (11997, 1667200), (12384, 1615100), (12400, 1613016), (12504, 1599600), (12900, 1550496), (13025, 1535616), (13330, 1500480), (13760, 1453590), (13950, 1433792), (14400, 1388986), (14880, 1344180), (15480, 1292080), (15630, 1279680), (15996, 1250400), (16151, 1238400), (16512, 1211325), (16672, 1199700), (17200, 1162872), (17856, 1120150), (18600, 1075344), (18756, 1066400), (19350, 1033664), (19840, 1008135), (19995, 1000320), (20640, 969060), (20840, 959760), (21328, 937800), (22320, 896120), (22403, 892800), (23445, 853120), (23994, 833600), (24768, 807550), (24800, 806508), (25008, 799800), (25800, 775248), (26050, 767808), (26660, 750240), (27520, 726795), (27900, 716896), (28800, 694493), (29760, 672090), (30960, 646040), (31260, 639840), (31992, 625200), (32302, 619200), (33325, 600192), (33344, 599850), (34400, 581436), (35712, 560075), (37200, 537672), (37512, 533200), (38700, 516832), (39075, 511872), (39990, 500160), (41280, 484530), (41680, 479880), (42656, 468900), (44640, 448060), (44806, 446400), (46890, 426560), (47988, 416800), (48453, 412800), (49536, 403775), (49600, 403254), (50016, 399900), (51600, 387624), (52100, 383904), (53320, 375120), (55800, 358448), (59520, 336045), (59985, 333440), (61920, 323020), (62520, 319920), (63984, 312600), (64604, 309600), (66650, 300096), (66688, 299925), (67209, 297600), (68800, 290718), (74400, 268836), (75024, 266600), (77400, 258416), (78150, 255936), (79980, 250080), (80755, 247680), (82560, 242265), (83360, 239940), (85312, 234450), (89280, 224030), (89612, 223200), (93780, 213280), (95976, 208400), (96906, 206400), (99200, 201627), (99975, 200064), (100032, 199950), (103200, 193812), (104200, 191952), (106640, 187560), (111600, 179224), (112015, 178560), (117225, 170624), (119970, 166720), (123840, 161510), (125040, 159960), (127968, 156300), (129208, 154800), (133300, 150048), (134418, 148800), (137600, 145359)]