21132037680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{398417}}^1$

素因数の和:398463

約数の個数: 160

約数和(自身を含む): 74698593984

約数和(自身を除く): 53566556304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 442, 510, 520, 624, 663, 680, 780, 816, 884, 1020, 1040, 1105, 1326, 1360, 1560, 1768, 2040, 2210, 2652, 3120, 3315, 3536, 4080, 4420, 5304, 6630, 8840, 10608, 13260, 17680, 26520, 53040, 398417, 796834, 1195251, 1593668, 1992085, 2390502, 3187336, 3984170, 4781004, 5179421, 5976255, 6374672, 6773089, 7968340, 9562008, 10358842, 11952510, 13546178, 15538263, 15936680, 19124016, 20319267, 20717684, 23905020, 25897105, 27092356, 31076526, 31873360, 33865445, 40638534, 41435368, 47810040, 51794210, 54184712, 62153052, 67730890, 77691315, 81277068, 82870736, 88050157, 95620080, 101596335, 103588420, 108369424, 124306104, 135461780, 155382630, 162554136, 176100314, 203192670, 207176840, 248612208, 264150471, 270923560, 310765260, 325108272, 352200628, 406385340, 414353680, 440250785, 528300942, 541847120, 621530520, 704401256, 812770680, 880501570, 1056601884, 1243061040, 1320752355, 1408802512, 1625541360, 1761003140, 2113203768, 2641504710, 3522006280, 4226407536, 5283009420, 7044012560, 10566018840, 21132037680]

約数ペア:

[(1, 21132037680), (2, 10566018840), (3, 7044012560), (4, 5283009420), (5, 4226407536), (6, 3522006280), (8, 2641504710), (10, 2113203768), (12, 1761003140), (13, 1625541360), (15, 1408802512), (16, 1320752355), (17, 1243061040), (20, 1056601884), (24, 880501570), (26, 812770680), (30, 704401256), (34, 621530520), (39, 541847120), (40, 528300942), (48, 440250785), (51, 414353680), (52, 406385340), (60, 352200628), (65, 325108272), (68, 310765260), (78, 270923560), (80, 264150471), (85, 248612208), (102, 207176840), (104, 203192670), (120, 176100314), (130, 162554136), (136, 155382630), (156, 135461780), (170, 124306104), (195, 108369424), (204, 103588420), (208, 101596335), (221, 95620080), (240, 88050157), (255, 82870736), (260, 81277068), (272, 77691315), (312, 67730890), (340, 62153052), (390, 54184712), (408, 51794210), (442, 47810040), (510, 41435368), (520, 40638534), (624, 33865445), (663, 31873360), (680, 31076526), (780, 27092356), (816, 25897105), (884, 23905020), (1020, 20717684), (1040, 20319267), (1105, 19124016), (1326, 15936680), (1360, 15538263), (1560, 13546178), (1768, 11952510), (2040, 10358842), (2210, 9562008), (2652, 7968340), (3120, 6773089), (3315, 6374672), (3536, 5976255), (4080, 5179421), (4420, 4781004), (5304, 3984170), (6630, 3187336), (8840, 2390502), (10608, 1992085), (13260, 1593668), (17680, 1195251), (26520, 796834), (53040, 398417)]