849285840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{20939}}^1$

素因数の和:20981

約数の個数: 120

約数和(自身を含む): 2851022880

約数和(自身を除く): 2001737040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1352, 1560, 1690, 2028, 2535, 2704, 3120, 3380, 4056, 5070, 6760, 8112, 10140, 13520, 20280, 20939, 40560, 41878, 62817, 83756, 104695, 125634, 167512, 209390, 251268, 272207, 314085, 335024, 418780, 502536, 544414, 628170, 816621, 837560, 1005072, 1088828, 1256340, 1361035, 1633242, 1675120, 2177656, 2512680, 2722070, 3266484, 3538691, 4083105, 4355312, 5025360, 5444140, 6532968, 7077382, 8166210, 10616073, 10888280, 13065936, 14154764, 16332420, 17693455, 21232146, 21776560, 28309528, 32664840, 35386910, 42464292, 53080365, 56619056, 65329680, 70773820, 84928584, 106160730, 141547640, 169857168, 212321460, 283095280, 424642920, 849285840]

約数ペア:

[(1, 849285840), (2, 424642920), (3, 283095280), (4, 212321460), (5, 169857168), (6, 141547640), (8, 106160730), (10, 84928584), (12, 70773820), (13, 65329680), (15, 56619056), (16, 53080365), (20, 42464292), (24, 35386910), (26, 32664840), (30, 28309528), (39, 21776560), (40, 21232146), (48, 17693455), (52, 16332420), (60, 14154764), (65, 13065936), (78, 10888280), (80, 10616073), (104, 8166210), (120, 7077382), (130, 6532968), (156, 5444140), (169, 5025360), (195, 4355312), (208, 4083105), (240, 3538691), (260, 3266484), (312, 2722070), (338, 2512680), (390, 2177656), (507, 1675120), (520, 1633242), (624, 1361035), (676, 1256340), (780, 1088828), (845, 1005072), (1014, 837560), (1040, 816621), (1352, 628170), (1560, 544414), (1690, 502536), (2028, 418780), (2535, 335024), (2704, 314085), (3120, 272207), (3380, 251268), (4056, 209390), (5070, 167512), (6760, 125634), (8112, 104695), (10140, 83756), (13520, 62817), (20280, 41878), (20939, 40560)]