72722160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:380

約数の個数: 240

約数和(自身を含む): 285981696

約数和(自身を除く): 213259536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 48, 56, 60, 63, 70, 72, 80, 84, 90, 94, 105, 112, 120, 126, 140, 141, 144, 168, 180, 188, 210, 235, 240, 252, 280, 282, 307, 315, 329, 336, 360, 376, 420, 423, 470, 504, 560, 564, 614, 630, 658, 705, 720, 752, 840, 846, 921, 940, 987, 1008, 1128, 1228, 1260, 1316, 1410, 1535, 1645, 1680, 1692, 1842, 1880, 1974, 2115, 2149, 2256, 2456, 2520, 2632, 2763, 2820, 2961, 3070, 3290, 3384, 3684, 3760, 3948, 4230, 4298, 4605, 4912, 4935, 5040, 5264, 5526, 5640, 5922, 6140, 6447, 6580, 6768, 7368, 7896, 8460, 8596, 9210, 9870, 10745, 11052, 11280, 11844, 12280, 12894, 13160, 13815, 14429, 14736, 14805, 15792, 16920, 17192, 18420, 19341, 19740, 21490, 22104, 23688, 24560, 25788, 26320, 27630, 28858, 29610, 32235, 33840, 34384, 36840, 38682, 39480, 42980, 43287, 44208, 47376, 51576, 55260, 57716, 59220, 64470, 72145, 73680, 77364, 78960, 85960, 86574, 96705, 101003, 103152, 110520, 115432, 118440, 128940, 129861, 144290, 154728, 171920, 173148, 193410, 202006, 216435, 221040, 230864, 236880, 257880, 259722, 288580, 303009, 309456, 346296, 386820, 404012, 432870, 505015, 515760, 519444, 577160, 606018, 649305, 692592, 773640, 808024, 865740, 909027, 1010030, 1038888, 1154320, 1212036, 1298610, 1515045, 1547280, 1616048, 1731480, 1818054, 2020060, 2077776, 2424072, 2597220, 3030090, 3462960, 3636108, 4040120, 4545135, 4848144, 5194440, 6060180, 7272216, 8080240, 9090270, 10388880, 12120360, 14544432, 18180540, 24240720, 36361080, 72722160]

約数ペア:

[(1, 72722160), (2, 36361080), (3, 24240720), (4, 18180540), (5, 14544432), (6, 12120360), (7, 10388880), (8, 9090270), (9, 8080240), (10, 7272216), (12, 6060180), (14, 5194440), (15, 4848144), (16, 4545135), (18, 4040120), (20, 3636108), (21, 3462960), (24, 3030090), (28, 2597220), (30, 2424072), (35, 2077776), (36, 2020060), (40, 1818054), (42, 1731480), (45, 1616048), (47, 1547280), (48, 1515045), (56, 1298610), (60, 1212036), (63, 1154320), (70, 1038888), (72, 1010030), (80, 909027), (84, 865740), (90, 808024), (94, 773640), (105, 692592), (112, 649305), (120, 606018), (126, 577160), (140, 519444), (141, 515760), (144, 505015), (168, 432870), (180, 404012), (188, 386820), (210, 346296), (235, 309456), (240, 303009), (252, 288580), (280, 259722), (282, 257880), (307, 236880), (315, 230864), (329, 221040), (336, 216435), (360, 202006), (376, 193410), (420, 173148), (423, 171920), (470, 154728), (504, 144290), (560, 129861), (564, 128940), (614, 118440), (630, 115432), (658, 110520), (705, 103152), (720, 101003), (752, 96705), (840, 86574), (846, 85960), (921, 78960), (940, 77364), (987, 73680), (1008, 72145), (1128, 64470), (1228, 59220), (1260, 57716), (1316, 55260), (1410, 51576), (1535, 47376), (1645, 44208), (1680, 43287), (1692, 42980), (1842, 39480), (1880, 38682), (1974, 36840), (2115, 34384), (2149, 33840), (2256, 32235), (2456, 29610), (2520, 28858), (2632, 27630), (2763, 26320), (2820, 25788), (2961, 24560), (3070, 23688), (3290, 22104), (3384, 21490), (3684, 19740), (3760, 19341), (3948, 18420), (4230, 17192), (4298, 16920), (4605, 15792), (4912, 14805), (4935, 14736), (5040, 14429), (5264, 13815), (5526, 13160), (5640, 12894), (5922, 12280), (6140, 11844), (6447, 11280), (6580, 11052), (6768, 10745), (7368, 9870), (7896, 9210), (8460, 8596)]