161481840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:811

約数の個数: 160

約数和(自身を含む): 547256640

約数和(自身を除く): 385774800

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, 73, 78, 80, 104, 120, 130, 146, 156, 195, 208, 219, 240, 260, 292, 312, 365, 390, 438, 520, 584, 624, 709, 730, 780, 876, 949, 1040, 1095, 1168, 1418, 1460, 1560, 1752, 1898, 2127, 2190, 2836, 2847, 2920, 3120, 3504, 3545, 3796, 4254, 4380, 4745, 5672, 5694, 5840, 7090, 7592, 8508, 8760, 9217, 9490, 10635, 11344, 11388, 14180, 14235, 15184, 17016, 17520, 18434, 18980, 21270, 22776, 27651, 28360, 28470, 34032, 36868, 37960, 42540, 45552, 46085, 51757, 55302, 56720, 56940, 73736, 75920, 85080, 92170, 103514, 110604, 113880, 138255, 147472, 155271, 170160, 184340, 207028, 221208, 227760, 258785, 276510, 310542, 368680, 414056, 442416, 517570, 553020, 621084, 672841, 737360, 776355, 828112, 1035140, 1106040, 1242168, 1345682, 1552710, 2018523, 2070280, 2212080, 2484336, 2691364, 3105420, 3364205, 4037046, 4140560, 5382728, 6210840, 6728410, 8074092, 10092615, 10765456, 12421680, 13456820, 16148184, 20185230, 26913640, 32296368, 40370460, 53827280, 80740920, 161481840]

約数ペア:

[(1, 161481840), (2, 80740920), (3, 53827280), (4, 40370460), (5, 32296368), (6, 26913640), (8, 20185230), (10, 16148184), (12, 13456820), (13, 12421680), (15, 10765456), (16, 10092615), (20, 8074092), (24, 6728410), (26, 6210840), (30, 5382728), (39, 4140560), (40, 4037046), (48, 3364205), (52, 3105420), (60, 2691364), (65, 2484336), (73, 2212080), (78, 2070280), (80, 2018523), (104, 1552710), (120, 1345682), (130, 1242168), (146, 1106040), (156, 1035140), (195, 828112), (208, 776355), (219, 737360), (240, 672841), (260, 621084), (292, 553020), (312, 517570), (365, 442416), (390, 414056), (438, 368680), (520, 310542), (584, 276510), (624, 258785), (709, 227760), (730, 221208), (780, 207028), (876, 184340), (949, 170160), (1040, 155271), (1095, 147472), (1168, 138255), (1418, 113880), (1460, 110604), (1560, 103514), (1752, 92170), (1898, 85080), (2127, 75920), (2190, 73736), (2836, 56940), (2847, 56720), (2920, 55302), (3120, 51757), (3504, 46085), (3545, 45552), (3796, 42540), (4254, 37960), (4380, 36868), (4745, 34032), (5672, 28470), (5694, 28360), (5840, 27651), (7090, 22776), (7592, 21270), (8508, 18980), (8760, 18434), (9217, 17520), (9490, 17016), (10635, 15184), (11344, 14235), (11388, 14180)]