251782440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23057}}^1$

素因数の和:23091

約数の個数: 128

約数和(自身を含む): 929698560

約数和(自身を除く): 677916120

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, 23057, 46114, 69171, 92228, 115285, 138342, 161399, 184456, 230570, 276684, 299741, 322798, 345855, 461140, 484197, 553368, 599482, 645596, 691710, 806995, 899223, 922280, 968394, 1198964, 1291192, 1383420, 1498705, 1613990, 1798446, 1936788, 2098187, 2397928, 2420985, 2766840, 2997410, 3227980, 3596892, 3873576, 4196374, 4496115, 4841970, 5994820, 6294561, 6455960, 7193784, 8392748, 8992230, 9683940, 10490935, 11989640, 12589122, 16785496, 17984460, 19367880, 20981870, 25178244, 31472805, 35968920, 41963740, 50356488, 62945610, 83927480, 125891220, 251782440]

約数ペア:

[(1, 251782440), (2, 125891220), (3, 83927480), (4, 62945610), (5, 50356488), (6, 41963740), (7, 35968920), (8, 31472805), (10, 25178244), (12, 20981870), (13, 19367880), (14, 17984460), (15, 16785496), (20, 12589122), (21, 11989640), (24, 10490935), (26, 9683940), (28, 8992230), (30, 8392748), (35, 7193784), (39, 6455960), (40, 6294561), (42, 5994820), (52, 4841970), (56, 4496115), (60, 4196374), (65, 3873576), (70, 3596892), (78, 3227980), (84, 2997410), (91, 2766840), (104, 2420985), (105, 2397928), (120, 2098187), (130, 1936788), (140, 1798446), (156, 1613990), (168, 1498705), (182, 1383420), (195, 1291192), (210, 1198964), (260, 968394), (273, 922280), (280, 899223), (312, 806995), (364, 691710), (390, 645596), (420, 599482), (455, 553368), (520, 484197), (546, 461140), (728, 345855), (780, 322798), (840, 299741), (910, 276684), (1092, 230570), (1365, 184456), (1560, 161399), (1820, 138342), (2184, 115285), (2730, 92228), (3640, 69171), (5460, 46114), (10920, 23057)]