251454840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23027}}^1$

素因数の和:23061

約数の個数: 128

約数和(自身を含む): 928488960

約数和(自身を除く): 677034120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 23027, 46054, 69081, 92108, 115135, 138162, 161189, 184216, 230270, 276324, 299351, 322378, 345405, 460540, 483567, 552648, 598702, 644756, 690810, 805945, 898053, 921080, 967134, 1197404, 1289512, 1381620, 1496755, 1611890, 1796106, 1934268, 2095457, 2394808, 2417835, 2763240, 2993510, 3223780, 3592212, 3868536, 4190914, 4490265, 4835670, 5987020, 6286371, 6447560, 7184424, 8381828, 8980530, 9671340, 10477285, 11974040, 12572742, 16763656, 17961060, 19342680, 20954570, 25145484, 31431855, 35922120, 41909140, 50290968, 62863710, 83818280, 125727420, 251454840]

約数ペア:

[(1, 251454840), (2, 125727420), (3, 83818280), (4, 62863710), (5, 50290968), (6, 41909140), (7, 35922120), (8, 31431855), (10, 25145484), (12, 20954570), (13, 19342680), (14, 17961060), (15, 16763656), (20, 12572742), (21, 11974040), (24, 10477285), (26, 9671340), (28, 8980530), (30, 8381828), (35, 7184424), (39, 6447560), (40, 6286371), (42, 5987020), (52, 4835670), (56, 4490265), (60, 4190914), (65, 3868536), (70, 3592212), (78, 3223780), (84, 2993510), (91, 2763240), (104, 2417835), (105, 2394808), (120, 2095457), (130, 1934268), (140, 1796106), (156, 1611890), (168, 1496755), (182, 1381620), (195, 1289512), (210, 1197404), (260, 967134), (273, 921080), (280, 898053), (312, 805945), (364, 690810), (390, 644756), (420, 598702), (455, 552648), (520, 483567), (546, 460540), (728, 345405), (780, 322378), (840, 299351), (910, 276324), (1092, 230270), (1365, 184216), (1560, 161189), (1820, 138162), (2184, 115135), (2730, 92108), (3640, 69081), (5460, 46054), (10920, 23027)]