263954040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2081}}^1$

素因数の和:2253

約数の個数: 128

約数和(自身を含む): 911416320

約数和(自身を除く): 647462280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 151, 168, 210, 280, 302, 420, 453, 604, 755, 840, 906, 1057, 1208, 1510, 1812, 2081, 2114, 2265, 3020, 3171, 3624, 4162, 4228, 4530, 5285, 6040, 6243, 6342, 8324, 8456, 9060, 10405, 10570, 12486, 12684, 14567, 15855, 16648, 18120, 20810, 21140, 24972, 25368, 29134, 31215, 31710, 41620, 42280, 43701, 49944, 58268, 62430, 63420, 72835, 83240, 87402, 116536, 124860, 126840, 145670, 174804, 218505, 249720, 291340, 314231, 349608, 437010, 582680, 628462, 874020, 942693, 1256924, 1571155, 1748040, 1885386, 2199617, 2513848, 3142310, 3770772, 4399234, 4713465, 6284620, 6598851, 7541544, 8798468, 9426930, 10998085, 12569240, 13197702, 17596936, 18853860, 21996170, 26395404, 32994255, 37707720, 43992340, 52790808, 65988510, 87984680, 131977020, 263954040]

約数ペア:

[(1, 263954040), (2, 131977020), (3, 87984680), (4, 65988510), (5, 52790808), (6, 43992340), (7, 37707720), (8, 32994255), (10, 26395404), (12, 21996170), (14, 18853860), (15, 17596936), (20, 13197702), (21, 12569240), (24, 10998085), (28, 9426930), (30, 8798468), (35, 7541544), (40, 6598851), (42, 6284620), (56, 4713465), (60, 4399234), (70, 3770772), (84, 3142310), (105, 2513848), (120, 2199617), (140, 1885386), (151, 1748040), (168, 1571155), (210, 1256924), (280, 942693), (302, 874020), (420, 628462), (453, 582680), (604, 437010), (755, 349608), (840, 314231), (906, 291340), (1057, 249720), (1208, 218505), (1510, 174804), (1812, 145670), (2081, 126840), (2114, 124860), (2265, 116536), (3020, 87402), (3171, 83240), (3624, 72835), (4162, 63420), (4228, 62430), (4530, 58268), (5285, 49944), (6040, 43701), (6243, 42280), (6342, 41620), (8324, 31710), (8456, 31215), (9060, 29134), (10405, 25368), (10570, 24972), (12486, 21140), (12684, 20810), (14567, 18120), (15855, 16648)]