15678949040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{859}}^1\times {\mathrm{13421}}^1$

素因数の和:14310

約数の個数: 80

約数和(自身を含む): 38645696160

約数和(自身を除く): 22966747120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 859, 1360, 1718, 3436, 4295, 6872, 8590, 13421, 13744, 14603, 17180, 26842, 29206, 34360, 53684, 58412, 67105, 68720, 73015, 107368, 116824, 134210, 146030, 214736, 228157, 233648, 268420, 292060, 456314, 536840, 584120, 912628, 1073680, 1140785, 1168240, 1825256, 2281570, 3650512, 4563140, 9126280, 11528639, 18252560, 23057278, 46114556, 57643195, 92229112, 115286390, 184458224, 195986863, 230572780, 391973726, 461145560, 783947452, 922291120, 979934315, 1567894904, 1959868630, 3135789808, 3919737260, 7839474520, 15678949040]

約数ペア:

[(1, 15678949040), (2, 7839474520), (4, 3919737260), (5, 3135789808), (8, 1959868630), (10, 1567894904), (16, 979934315), (17, 922291120), (20, 783947452), (34, 461145560), (40, 391973726), (68, 230572780), (80, 195986863), (85, 184458224), (136, 115286390), (170, 92229112), (272, 57643195), (340, 46114556), (680, 23057278), (859, 18252560), (1360, 11528639), (1718, 9126280), (3436, 4563140), (4295, 3650512), (6872, 2281570), (8590, 1825256), (13421, 1168240), (13744, 1140785), (14603, 1073680), (17180, 912628), (26842, 584120), (29206, 536840), (34360, 456314), (53684, 292060), (58412, 268420), (67105, 233648), (68720, 228157), (73015, 214736), (107368, 146030), (116824, 134210)]