261198840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5867}}^1$

素因数の和:5941

約数の個数: 128

約数和(自身を含む): 912591360

約数和(自身を除く): 651392520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 2120, 2226, 2968, 3180, 3710, 4452, 5565, 5867, 6360, 7420, 8904, 11130, 11734, 14840, 17601, 22260, 23468, 29335, 35202, 41069, 44520, 46936, 58670, 70404, 82138, 88005, 117340, 123207, 140808, 164276, 176010, 205345, 234680, 246414, 310951, 328552, 352020, 410690, 492828, 616035, 621902, 704040, 821380, 932853, 985656, 1232070, 1243804, 1554755, 1642760, 1865706, 2176657, 2464140, 2487608, 3109510, 3731412, 4353314, 4664265, 4928280, 6219020, 6529971, 7462824, 8706628, 9328530, 10883285, 12438040, 13059942, 17413256, 18657060, 21766570, 26119884, 32649855, 37314120, 43533140, 52239768, 65299710, 87066280, 130599420, 261198840]

約数ペア:

[(1, 261198840), (2, 130599420), (3, 87066280), (4, 65299710), (5, 52239768), (6, 43533140), (7, 37314120), (8, 32649855), (10, 26119884), (12, 21766570), (14, 18657060), (15, 17413256), (20, 13059942), (21, 12438040), (24, 10883285), (28, 9328530), (30, 8706628), (35, 7462824), (40, 6529971), (42, 6219020), (53, 4928280), (56, 4664265), (60, 4353314), (70, 3731412), (84, 3109510), (105, 2487608), (106, 2464140), (120, 2176657), (140, 1865706), (159, 1642760), (168, 1554755), (210, 1243804), (212, 1232070), (265, 985656), (280, 932853), (318, 821380), (371, 704040), (420, 621902), (424, 616035), (530, 492828), (636, 410690), (742, 352020), (795, 328552), (840, 310951), (1060, 246414), (1113, 234680), (1272, 205345), (1484, 176010), (1590, 164276), (1855, 140808), (2120, 123207), (2226, 117340), (2968, 88005), (3180, 82138), (3710, 70404), (4452, 58670), (5565, 46936), (5867, 44520), (6360, 41069), (7420, 35202), (8904, 29335), (11130, 23468), (11734, 22260), (14840, 17601)]