2021780880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:579

約数の個数: 480

約数和(自身を含む): 8375178240

約数和(自身を除く): 6353397360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 43, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 86, 90, 95, 105, 112, 114, 120, 126, 129, 133, 140, 144, 152, 168, 171, 172, 180, 190, 210, 215, 228, 240, 252, 258, 266, 280, 285, 301, 304, 315, 336, 342, 344, 360, 380, 387, 399, 420, 430, 456, 491, 504, 516, 532, 560, 570, 602, 630, 645, 665, 684, 688, 720, 760, 774, 798, 817, 840, 855, 860, 903, 912, 982, 1008, 1032, 1064, 1140, 1197, 1204, 1260, 1290, 1330, 1368, 1473, 1505, 1520, 1548, 1596, 1634, 1680, 1710, 1720, 1806, 1935, 1964, 1995, 2064, 2128, 2280, 2394, 2408, 2451, 2455, 2520, 2580, 2660, 2709, 2736, 2946, 3010, 3096, 3192, 3268, 3420, 3437, 3440, 3612, 3870, 3928, 3990, 4085, 4419, 4515, 4560, 4788, 4816, 4902, 4910, 5040, 5160, 5320, 5418, 5719, 5892, 5985, 6020, 6192, 6384, 6536, 6840, 6874, 7224, 7353, 7365, 7740, 7856, 7980, 8170, 8838, 9030, 9329, 9576, 9804, 9820, 10311, 10320, 10640, 10836, 11438, 11784, 11970, 12040, 12255, 13072, 13545, 13680, 13748, 14448, 14706, 14730, 15480, 15960, 16340, 17157, 17185, 17676, 18060, 18658, 19152, 19608, 19640, 20622, 21113, 21672, 22095, 22876, 23568, 23940, 24080, 24510, 27090, 27496, 27987, 28595, 29412, 29460, 30933, 30960, 31920, 32680, 34314, 34370, 35352, 36120, 36765, 37316, 39216, 39280, 41244, 42226, 43344, 44190, 45752, 46645, 47880, 49020, 51471, 51555, 54180, 54992, 55974, 57190, 58824, 58920, 61866, 63339, 65303, 65360, 68628, 68740, 70704, 72240, 73530, 74632, 82488, 83961, 84452, 85785, 88380, 91504, 93290, 95760, 98040, 102942, 103110, 105565, 108360, 111948, 114380, 117648, 117840, 123732, 126678, 130606, 137256, 137480, 139935, 147060, 147791, 149264, 154665, 164976, 167922, 168904, 171570, 176760, 186580, 190017, 195909, 196080, 205884, 206220, 211130, 216720, 223896, 228760, 247464, 253356, 257355, 261212, 274512, 274960, 279870, 294120, 295582, 309330, 316695, 326515, 335844, 337808, 343140, 353520, 373160, 380034, 391818, 401147, 411768, 412440, 419805, 422260, 443373, 447792, 457520, 494928, 506712, 514710, 522424, 559740, 587727, 588240, 591164, 618660, 633390, 653030, 671688, 686280, 738955, 746320, 760068, 783636, 802294, 823536, 824880, 839610, 844520, 886746, 950085, 979545, 1013424, 1029420, 1044848, 1119480, 1175454, 1182328, 1203441, 1237320, 1266780, 1306060, 1330119, 1343376, 1372560, 1477910, 1520136, 1567272, 1604588, 1679220, 1689040, 1773492, 1900170, 1959090, 2005735, 2058840, 2216865, 2238960, 2350908, 2364656, 2406882, 2474640, 2533560, 2612120, 2660238, 2808029, 2938635, 2955820, 3040272, 3134544, 3209176, 3358440, 3546984, 3610323, 3800340, 3918180, 4011470, 4117680, 4433730, 4701816, 4813764, 5067120, 5224240, 5320476, 5616058, 5877270, 5911640, 6017205, 6418352, 6650595, 6716880, 7093968, 7220646, 7600680, 7836360, 8022940, 8424087, 8867460, 9403632, 9627528, 10640952, 11232116, 11754540, 11823280, 12034410, 13301190, 14040145, 14441292, 15201360, 15672720, 16045880, 16848174, 17734920, 18051615, 19255056, 21281904, 22464232, 23509080, 24068820, 25272261, 26602380, 28080290, 28882584, 32091760, 33696348, 35469840, 36103230, 42120435, 44928464, 47018160, 48137640, 50544522, 53204760, 56160580, 57765168, 67392696, 72206460, 84240870, 96275280, 101089044, 106409520, 112321160, 126361305, 134785392, 144412920, 168481740, 202178088, 224642320, 252722610, 288825840, 336963480, 404356176, 505445220, 673926960, 1010890440, 2021780880]

約数ペア:

[(1, 2021780880), (2, 1010890440), (3, 673926960), (4, 505445220), (5, 404356176), (6, 336963480), (7, 288825840), (8, 252722610), (9, 224642320), (10, 202178088), (12, 168481740), (14, 144412920), (15, 134785392), (16, 126361305), (18, 112321160), (19, 106409520), (20, 101089044), (21, 96275280), (24, 84240870), (28, 72206460), (30, 67392696), (35, 57765168), (36, 56160580), (38, 53204760), (40, 50544522), (42, 48137640), (43, 47018160), (45, 44928464), (48, 42120435), (56, 36103230), (57, 35469840), (60, 33696348), (63, 32091760), (70, 28882584), (72, 28080290), (76, 26602380), (80, 25272261), (84, 24068820), (86, 23509080), (90, 22464232), (95, 21281904), (105, 19255056), (112, 18051615), (114, 17734920), (120, 16848174), (126, 16045880), (129, 15672720), (133, 15201360), (140, 14441292), (144, 14040145), (152, 13301190), (168, 12034410), (171, 11823280), (172, 11754540), (180, 11232116), (190, 10640952), (210, 9627528), (215, 9403632), (228, 8867460), (240, 8424087), (252, 8022940), (258, 7836360), (266, 7600680), (280, 7220646), (285, 7093968), (301, 6716880), (304, 6650595), (315, 6418352), (336, 6017205), (342, 5911640), (344, 5877270), (360, 5616058), (380, 5320476), (387, 5224240), (399, 5067120), (420, 4813764), (430, 4701816), (456, 4433730), (491, 4117680), (504, 4011470), (516, 3918180), (532, 3800340), (560, 3610323), (570, 3546984), (602, 3358440), (630, 3209176), (645, 3134544), (665, 3040272), (684, 2955820), (688, 2938635), (720, 2808029), (760, 2660238), (774, 2612120), (798, 2533560), (817, 2474640), (840, 2406882), (855, 2364656), (860, 2350908), (903, 2238960), (912, 2216865), (982, 2058840), (1008, 2005735), (1032, 1959090), (1064, 1900170), (1140, 1773492), (1197, 1689040), (1204, 1679220), (1260, 1604588), (1290, 1567272), (1330, 1520136), (1368, 1477910), (1473, 1372560), (1505, 1343376), (1520, 1330119), (1548, 1306060), (1596, 1266780), (1634, 1237320), (1680, 1203441), (1710, 1182328), (1720, 1175454), (1806, 1119480), (1935, 1044848), (1964, 1029420), (1995, 1013424), (2064, 979545), (2128, 950085), (2280, 886746), (2394, 844520), (2408, 839610), (2451, 824880), (2455, 823536), (2520, 802294), (2580, 783636), (2660, 760068), (2709, 746320), (2736, 738955), (2946, 686280), (3010, 671688), (3096, 653030), (3192, 633390), (3268, 618660), (3420, 591164), (3437, 588240), (3440, 587727), (3612, 559740), (3870, 522424), (3928, 514710), (3990, 506712), (4085, 494928), (4419, 457520), (4515, 447792), (4560, 443373), (4788, 422260), (4816, 419805), (4902, 412440), (4910, 411768), (5040, 401147), (5160, 391818), (5320, 380034), (5418, 373160), (5719, 353520), (5892, 343140), (5985, 337808), (6020, 335844), (6192, 326515), (6384, 316695), (6536, 309330), (6840, 295582), (6874, 294120), (7224, 279870), (7353, 274960), (7365, 274512), (7740, 261212), (7856, 257355), (7980, 253356), (8170, 247464), (8838, 228760), (9030, 223896), (9329, 216720), (9576, 211130), (9804, 206220), (9820, 205884), (10311, 196080), (10320, 195909), (10640, 190017), (10836, 186580), (11438, 176760), (11784, 171570), (11970, 168904), (12040, 167922), (12255, 164976), (13072, 154665), (13545, 149264), (13680, 147791), (13748, 147060), (14448, 139935), (14706, 137480), (14730, 137256), (15480, 130606), (15960, 126678), (16340, 123732), (17157, 117840), (17185, 117648), (17676, 114380), (18060, 111948), (18658, 108360), (19152, 105565), (19608, 103110), (19640, 102942), (20622, 98040), (21113, 95760), (21672, 93290), (22095, 91504), (22876, 88380), (23568, 85785), (23940, 84452), (24080, 83961), (24510, 82488), (27090, 74632), (27496, 73530), (27987, 72240), (28595, 70704), (29412, 68740), (29460, 68628), (30933, 65360), (30960, 65303), (31920, 63339), (32680, 61866), (34314, 58920), (34370, 58824), (35352, 57190), (36120, 55974), (36765, 54992), (37316, 54180), (39216, 51555), (39280, 51471), (41244, 49020), (42226, 47880), (43344, 46645), (44190, 45752)]