15478840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 40229280

約数和(自身を除く): 24750440

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 103, 104, 130, 136, 170, 206, 221, 260, 289, 340, 412, 442, 515, 520, 578, 680, 824, 884, 1030, 1105, 1156, 1339, 1445, 1751, 1768, 2060, 2210, 2312, 2678, 2890, 3502, 3757, 4120, 4420, 5356, 5780, 6695, 7004, 7514, 8755, 8840, 10712, 11560, 13390, 14008, 15028, 17510, 18785, 22763, 26780, 29767, 30056, 35020, 37570, 45526, 53560, 59534, 70040, 75140, 91052, 113815, 119068, 148835, 150280, 182104, 227630, 238136, 297670, 386971, 455260, 595340, 773942, 910520, 1190680, 1547884, 1934855, 3095768, 3869710, 7739420, 15478840]

約数ペア:

[(1, 15478840), (2, 7739420), (4, 3869710), (5, 3095768), (8, 1934855), (10, 1547884), (13, 1190680), (17, 910520), (20, 773942), (26, 595340), (34, 455260), (40, 386971), (52, 297670), (65, 238136), (68, 227630), (85, 182104), (103, 150280), (104, 148835), (130, 119068), (136, 113815), (170, 91052), (206, 75140), (221, 70040), (260, 59534), (289, 53560), (340, 45526), (412, 37570), (442, 35020), (515, 30056), (520, 29767), (578, 26780), (680, 22763), (824, 18785), (884, 17510), (1030, 15028), (1105, 14008), (1156, 13390), (1339, 11560), (1445, 10712), (1751, 8840), (1768, 8755), (2060, 7514), (2210, 7004), (2312, 6695), (2678, 5780), (2890, 5356), (3502, 4420), (3757, 4120)]