257715900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{22027}}^1$

素因数の和:22060

約数の個数: 108

約数和(自身を含む): 869973832

約数和(自身を除く): 612257932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1950, 2340, 2925, 3900, 5850, 11700, 22027, 44054, 66081, 88108, 110135, 132162, 198243, 220270, 264324, 286351, 330405, 396486, 440540, 550675, 572702, 660810, 792972, 859053, 991215, 1101350, 1145404, 1321620, 1431755, 1652025, 1718106, 1982430, 2202700, 2577159, 2863510, 3304050, 3436212, 3964860, 4295265, 4956075, 5154318, 5727020, 6608100, 7158775, 8590530, 9912150, 10308636, 12885795, 14317550, 17181060, 19824300, 21476325, 25771590, 28635100, 42952650, 51543180, 64428975, 85905300, 128857950, 257715900]

約数ペア:

[(1, 257715900), (2, 128857950), (3, 85905300), (4, 64428975), (5, 51543180), (6, 42952650), (9, 28635100), (10, 25771590), (12, 21476325), (13, 19824300), (15, 17181060), (18, 14317550), (20, 12885795), (25, 10308636), (26, 9912150), (30, 8590530), (36, 7158775), (39, 6608100), (45, 5727020), (50, 5154318), (52, 4956075), (60, 4295265), (65, 3964860), (75, 3436212), (78, 3304050), (90, 2863510), (100, 2577159), (117, 2202700), (130, 1982430), (150, 1718106), (156, 1652025), (180, 1431755), (195, 1321620), (225, 1145404), (234, 1101350), (260, 991215), (300, 859053), (325, 792972), (390, 660810), (450, 572702), (468, 550675), (585, 440540), (650, 396486), (780, 330405), (900, 286351), (975, 264324), (1170, 220270), (1300, 198243), (1950, 132162), (2340, 110135), (2925, 88108), (3900, 66081), (5850, 44054), (11700, 22027)]