20399959200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:325

約数の個数: 432

約数和(自身を含む): 73151817984

約数和(自身を除く): 52751858784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 31, 32, 34, 40, 48, 50, 51, 60, 62, 68, 75, 80, 85, 93, 96, 100, 102, 120, 124, 127, 136, 150, 155, 160, 170, 186, 200, 204, 240, 248, 254, 255, 272, 300, 310, 340, 372, 381, 400, 408, 425, 465, 480, 496, 508, 510, 527, 544, 600, 620, 635, 680, 744, 762, 775, 800, 816, 850, 930, 992, 1016, 1020, 1054, 1200, 1240, 1270, 1275, 1360, 1488, 1524, 1550, 1581, 1632, 1700, 1860, 1905, 2032, 2040, 2108, 2159, 2325, 2400, 2480, 2540, 2550, 2635, 2720, 2976, 3048, 3100, 3162, 3175, 3400, 3720, 3810, 3937, 4064, 4080, 4216, 4318, 4650, 4960, 5080, 5100, 5270, 6096, 6200, 6324, 6350, 6477, 6800, 7440, 7620, 7874, 7905, 8160, 8432, 8636, 9300, 9525, 10160, 10200, 10540, 10795, 11811, 12192, 12400, 12648, 12700, 12954, 13175, 13600, 14880, 15240, 15748, 15810, 16129, 16864, 17272, 18600, 19050, 19685, 20320, 20400, 21080, 21590, 23622, 24800, 25296, 25400, 25908, 26350, 30480, 31496, 31620, 32258, 32385, 34544, 37200, 38100, 39370, 39525, 40800, 42160, 43180, 47244, 48387, 50592, 50800, 51816, 52700, 53975, 59055, 60960, 62992, 63240, 64516, 64770, 66929, 69088, 74400, 76200, 78740, 79050, 80645, 84320, 86360, 94488, 96774, 98425, 101600, 103632, 105400, 107950, 118110, 125984, 126480, 129032, 129540, 133858, 152400, 157480, 158100, 161290, 161925, 172720, 188976, 193548, 196850, 200787, 207264, 210800, 215900, 236220, 241935, 252960, 258064, 259080, 267716, 274193, 295275, 304800, 314960, 316200, 322580, 323850, 334645, 345440, 377952, 387096, 393700, 401574, 403225, 421600, 431800, 472440, 483870, 499999, 516128, 518160, 535432, 548386, 590550, 629920, 632400, 645160, 647700, 669290, 774192, 787400, 803148, 806450, 822579, 863600, 944880, 967740, 999998, 1003935, 1036320, 1070864, 1096772, 1181100, 1209675, 1264800, 1290320, 1295400, 1338580, 1370965, 1499997, 1548384, 1574800, 1606296, 1612900, 1645158, 1673225, 1727200, 1889760, 1935480, 1999996, 2007870, 2141728, 2193544, 2362200, 2419350, 2499995, 2580640, 2590800, 2677160, 2741930, 2999994, 3149600, 3212592, 3225800, 3290316, 3346450, 3870960, 3999992, 4015740, 4112895, 4387088, 4724400, 4838700, 4999990, 5019675, 5181600, 5354320, 5483860, 5999988, 6425184, 6451600, 6580632, 6692900, 6854825, 7499985, 7741920, 7999984, 8031480, 8225790, 8499983, 8774176, 9448800, 9677400, 9999980, 10039350, 10708640, 10967720, 11999976, 12499975, 12903200, 13161264, 13385800, 13709650, 14999970, 15999968, 16062960, 16451580, 16999966, 19354800, 19999960, 20078700, 20564475, 21935440, 23999952, 24999950, 25499949, 26322528, 26771600, 27419300, 29999940, 32125920, 32903160, 33999932, 37499925, 38709600, 39999920, 40157400, 41128950, 42499915, 43870880, 47999904, 49999900, 50999898, 53543200, 54838600, 59999880, 65806320, 67999864, 74999850, 79999840, 80314800, 82257900, 84999830, 99999800, 101999796, 109677200, 119999760, 127499745, 131612640, 135999728, 149999700, 160629600, 164515800, 169999660, 199999600, 203999592, 212499575, 219354400, 239999520, 254999490, 271999456, 299999400, 329031600, 339999320, 399999200, 407999184, 424999150, 509998980, 599998800, 637498725, 658063200, 679998640, 815998368, 849998300, 1019997960, 1199997600, 1274997450, 1359997280, 1699996600, 2039995920, 2549994900, 3399993200, 4079991840, 5099989800, 6799986400, 10199979600, 20399959200]

約数ペア:

[(1, 20399959200), (2, 10199979600), (3, 6799986400), (4, 5099989800), (5, 4079991840), (6, 3399993200), (8, 2549994900), (10, 2039995920), (12, 1699996600), (15, 1359997280), (16, 1274997450), (17, 1199997600), (20, 1019997960), (24, 849998300), (25, 815998368), (30, 679998640), (31, 658063200), (32, 637498725), (34, 599998800), (40, 509998980), (48, 424999150), (50, 407999184), (51, 399999200), (60, 339999320), (62, 329031600), (68, 299999400), (75, 271999456), (80, 254999490), (85, 239999520), (93, 219354400), (96, 212499575), (100, 203999592), (102, 199999600), (120, 169999660), (124, 164515800), (127, 160629600), (136, 149999700), (150, 135999728), (155, 131612640), (160, 127499745), (170, 119999760), (186, 109677200), (200, 101999796), (204, 99999800), (240, 84999830), (248, 82257900), (254, 80314800), (255, 79999840), (272, 74999850), (300, 67999864), (310, 65806320), (340, 59999880), (372, 54838600), (381, 53543200), (400, 50999898), (408, 49999900), (425, 47999904), (465, 43870880), (480, 42499915), (496, 41128950), (508, 40157400), (510, 39999920), (527, 38709600), (544, 37499925), (600, 33999932), (620, 32903160), (635, 32125920), (680, 29999940), (744, 27419300), (762, 26771600), (775, 26322528), (800, 25499949), (816, 24999950), (850, 23999952), (930, 21935440), (992, 20564475), (1016, 20078700), (1020, 19999960), (1054, 19354800), (1200, 16999966), (1240, 16451580), (1270, 16062960), (1275, 15999968), (1360, 14999970), (1488, 13709650), (1524, 13385800), (1550, 13161264), (1581, 12903200), (1632, 12499975), (1700, 11999976), (1860, 10967720), (1905, 10708640), (2032, 10039350), (2040, 9999980), (2108, 9677400), (2159, 9448800), (2325, 8774176), (2400, 8499983), (2480, 8225790), (2540, 8031480), (2550, 7999984), (2635, 7741920), (2720, 7499985), (2976, 6854825), (3048, 6692900), (3100, 6580632), (3162, 6451600), (3175, 6425184), (3400, 5999988), (3720, 5483860), (3810, 5354320), (3937, 5181600), (4064, 5019675), (4080, 4999990), (4216, 4838700), (4318, 4724400), (4650, 4387088), (4960, 4112895), (5080, 4015740), (5100, 3999992), (5270, 3870960), (6096, 3346450), (6200, 3290316), (6324, 3225800), (6350, 3212592), (6477, 3149600), (6800, 2999994), (7440, 2741930), (7620, 2677160), (7874, 2590800), (7905, 2580640), (8160, 2499995), (8432, 2419350), (8636, 2362200), (9300, 2193544), (9525, 2141728), (10160, 2007870), (10200, 1999996), (10540, 1935480), (10795, 1889760), (11811, 1727200), (12192, 1673225), (12400, 1645158), (12648, 1612900), (12700, 1606296), (12954, 1574800), (13175, 1548384), (13600, 1499997), (14880, 1370965), (15240, 1338580), (15748, 1295400), (15810, 1290320), (16129, 1264800), (16864, 1209675), (17272, 1181100), (18600, 1096772), (19050, 1070864), (19685, 1036320), (20320, 1003935), (20400, 999998), (21080, 967740), (21590, 944880), (23622, 863600), (24800, 822579), (25296, 806450), (25400, 803148), (25908, 787400), (26350, 774192), (30480, 669290), (31496, 647700), (31620, 645160), (32258, 632400), (32385, 629920), (34544, 590550), (37200, 548386), (38100, 535432), (39370, 518160), (39525, 516128), (40800, 499999), (42160, 483870), (43180, 472440), (47244, 431800), (48387, 421600), (50592, 403225), (50800, 401574), (51816, 393700), (52700, 387096), (53975, 377952), (59055, 345440), (60960, 334645), (62992, 323850), (63240, 322580), (64516, 316200), (64770, 314960), (66929, 304800), (69088, 295275), (74400, 274193), (76200, 267716), (78740, 259080), (79050, 258064), (80645, 252960), (84320, 241935), (86360, 236220), (94488, 215900), (96774, 210800), (98425, 207264), (101600, 200787), (103632, 196850), (105400, 193548), (107950, 188976), (118110, 172720), (125984, 161925), (126480, 161290), (129032, 158100), (129540, 157480), (133858, 152400)]