721253520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{307}}^1$

素因数の和:590

約数の個数: 240

約数和(自身を含む): 2627456832

約数和(自身を除く): 1906203312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 251, 260, 307, 312, 360, 390, 468, 502, 520, 585, 614, 624, 720, 753, 780, 921, 936, 1004, 1040, 1170, 1228, 1255, 1506, 1535, 1560, 1842, 1872, 2008, 2259, 2340, 2456, 2510, 2763, 3012, 3070, 3120, 3263, 3684, 3765, 3991, 4016, 4518, 4605, 4680, 4912, 5020, 5526, 6024, 6140, 6526, 7368, 7530, 7982, 9036, 9210, 9360, 9789, 10040, 11052, 11295, 11973, 12048, 12280, 13052, 13815, 14736, 15060, 15964, 16315, 18072, 18420, 19578, 19955, 20080, 22104, 22590, 23946, 24560, 26104, 27630, 29367, 30120, 31928, 32630, 35919, 36144, 36840, 39156, 39910, 44208, 45180, 47892, 48945, 52208, 55260, 58734, 59865, 60240, 63856, 65260, 71838, 73680, 77057, 78312, 79820, 90360, 95784, 97890, 110520, 117468, 119730, 130520, 143676, 146835, 154114, 156624, 159640, 179595, 180720, 191568, 195780, 221040, 231171, 234936, 239460, 261040, 287352, 293670, 308228, 319280, 359190, 385285, 391560, 462342, 469872, 478920, 574704, 587340, 616456, 693513, 718380, 770570, 783120, 924684, 957840, 1001741, 1155855, 1174680, 1232912, 1387026, 1436760, 1541140, 1849368, 2003482, 2311710, 2349360, 2774052, 2873520, 3005223, 3082280, 3467565, 3698736, 4006964, 4623420, 5008705, 5548104, 6010446, 6164560, 6935130, 8013928, 9015669, 9246840, 10017410, 11096208, 12020892, 13870260, 15026115, 16027856, 18031338, 18493680, 20034820, 24041784, 27740520, 30052230, 36062676, 40069640, 45078345, 48083568, 55481040, 60104460, 72125352, 80139280, 90156690, 120208920, 144250704, 180313380, 240417840, 360626760, 721253520]

約数ペア:

[(1, 721253520), (2, 360626760), (3, 240417840), (4, 180313380), (5, 144250704), (6, 120208920), (8, 90156690), (9, 80139280), (10, 72125352), (12, 60104460), (13, 55481040), (15, 48083568), (16, 45078345), (18, 40069640), (20, 36062676), (24, 30052230), (26, 27740520), (30, 24041784), (36, 20034820), (39, 18493680), (40, 18031338), (45, 16027856), (48, 15026115), (52, 13870260), (60, 12020892), (65, 11096208), (72, 10017410), (78, 9246840), (80, 9015669), (90, 8013928), (104, 6935130), (117, 6164560), (120, 6010446), (130, 5548104), (144, 5008705), (156, 4623420), (180, 4006964), (195, 3698736), (208, 3467565), (234, 3082280), (240, 3005223), (251, 2873520), (260, 2774052), (307, 2349360), (312, 2311710), (360, 2003482), (390, 1849368), (468, 1541140), (502, 1436760), (520, 1387026), (585, 1232912), (614, 1174680), (624, 1155855), (720, 1001741), (753, 957840), (780, 924684), (921, 783120), (936, 770570), (1004, 718380), (1040, 693513), (1170, 616456), (1228, 587340), (1255, 574704), (1506, 478920), (1535, 469872), (1560, 462342), (1842, 391560), (1872, 385285), (2008, 359190), (2259, 319280), (2340, 308228), (2456, 293670), (2510, 287352), (2763, 261040), (3012, 239460), (3070, 234936), (3120, 231171), (3263, 221040), (3684, 195780), (3765, 191568), (3991, 180720), (4016, 179595), (4518, 159640), (4605, 156624), (4680, 154114), (4912, 146835), (5020, 143676), (5526, 130520), (6024, 119730), (6140, 117468), (6526, 110520), (7368, 97890), (7530, 95784), (7982, 90360), (9036, 79820), (9210, 78312), (9360, 77057), (9789, 73680), (10040, 71838), (11052, 65260), (11295, 63856), (11973, 60240), (12048, 59865), (12280, 58734), (13052, 55260), (13815, 52208), (14736, 48945), (15060, 47892), (15964, 45180), (16315, 44208), (18072, 39910), (18420, 39156), (19578, 36840), (19955, 36144), (20080, 35919), (22104, 32630), (22590, 31928), (23946, 30120), (24560, 29367), (26104, 27630)]