1520794080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81239}}^1$

素因数の和:81273

約数の個数: 144

約数和(自身を含む): 5588987040

約数和(自身を除く): 4068192960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 81239, 162478, 243717, 324956, 406195, 487434, 649912, 731151, 812390, 974868, 1056107, 1218585, 1299824, 1462302, 1624780, 1949736, 2112214, 2437170, 2599648, 2924604, 3168321, 3249560, 3655755, 3899472, 4224428, 4874340, 5280535, 5849208, 6336642, 6499120, 7311510, 7798944, 8448856, 9504963, 9748680, 10561070, 11698416, 12673284, 12998240, 14623020, 15841605, 16897712, 19009926, 19497360, 21122140, 23396832, 25346568, 29246040, 31683210, 33795424, 38019852, 38994720, 42244280, 47524815, 50693136, 58492080, 63366420, 76039704, 84488560, 95049630, 101386272, 116984160, 126732840, 152079408, 168977120, 190099260, 253465680, 304158816, 380198520, 506931360, 760397040, 1520794080]

約数ペア:

[(1, 1520794080), (2, 760397040), (3, 506931360), (4, 380198520), (5, 304158816), (6, 253465680), (8, 190099260), (9, 168977120), (10, 152079408), (12, 126732840), (13, 116984160), (15, 101386272), (16, 95049630), (18, 84488560), (20, 76039704), (24, 63366420), (26, 58492080), (30, 50693136), (32, 47524815), (36, 42244280), (39, 38994720), (40, 38019852), (45, 33795424), (48, 31683210), (52, 29246040), (60, 25346568), (65, 23396832), (72, 21122140), (78, 19497360), (80, 19009926), (90, 16897712), (96, 15841605), (104, 14623020), (117, 12998240), (120, 12673284), (130, 11698416), (144, 10561070), (156, 9748680), (160, 9504963), (180, 8448856), (195, 7798944), (208, 7311510), (234, 6499120), (240, 6336642), (260, 5849208), (288, 5280535), (312, 4874340), (360, 4224428), (390, 3899472), (416, 3655755), (468, 3249560), (480, 3168321), (520, 2924604), (585, 2599648), (624, 2437170), (720, 2112214), (780, 1949736), (936, 1624780), (1040, 1462302), (1170, 1299824), (1248, 1218585), (1440, 1056107), (1560, 974868), (1872, 812390), (2080, 731151), (2340, 649912), (3120, 487434), (3744, 406195), (4680, 324956), (6240, 243717), (9360, 162478), (18720, 81239)]