987275640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{8011}}^1$

素因数の和:8117

約数の個数: 128

約数和(自身を含む): 3230438400

約数和(自身を除く): 2243162760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 79, 104, 120, 130, 156, 158, 195, 237, 260, 312, 316, 390, 395, 474, 520, 632, 780, 790, 948, 1027, 1185, 1560, 1580, 1896, 2054, 2370, 3081, 3160, 4108, 4740, 5135, 6162, 8011, 8216, 9480, 10270, 12324, 15405, 16022, 20540, 24033, 24648, 30810, 32044, 40055, 41080, 48066, 61620, 64088, 80110, 96132, 104143, 120165, 123240, 160220, 192264, 208286, 240330, 312429, 320440, 416572, 480660, 520715, 624858, 632869, 833144, 961320, 1041430, 1249716, 1265738, 1562145, 1898607, 2082860, 2499432, 2531476, 3124290, 3164345, 3797214, 4165720, 5062952, 6248580, 6328690, 7594428, 8227297, 9493035, 12497160, 12657380, 15188856, 16454594, 18986070, 24681891, 25314760, 32909188, 37972140, 41136485, 49363782, 65818376, 75944280, 82272970, 98727564, 123409455, 164545940, 197455128, 246818910, 329091880, 493637820, 987275640]

約数ペア:

[(1, 987275640), (2, 493637820), (3, 329091880), (4, 246818910), (5, 197455128), (6, 164545940), (8, 123409455), (10, 98727564), (12, 82272970), (13, 75944280), (15, 65818376), (20, 49363782), (24, 41136485), (26, 37972140), (30, 32909188), (39, 25314760), (40, 24681891), (52, 18986070), (60, 16454594), (65, 15188856), (78, 12657380), (79, 12497160), (104, 9493035), (120, 8227297), (130, 7594428), (156, 6328690), (158, 6248580), (195, 5062952), (237, 4165720), (260, 3797214), (312, 3164345), (316, 3124290), (390, 2531476), (395, 2499432), (474, 2082860), (520, 1898607), (632, 1562145), (780, 1265738), (790, 1249716), (948, 1041430), (1027, 961320), (1185, 833144), (1560, 632869), (1580, 624858), (1896, 520715), (2054, 480660), (2370, 416572), (3081, 320440), (3160, 312429), (4108, 240330), (4740, 208286), (5135, 192264), (6162, 160220), (8011, 123240), (8216, 120165), (9480, 104143), (10270, 96132), (12324, 80110), (15405, 64088), (16022, 61620), (20540, 48066), (24033, 41080), (24648, 40055), (30810, 32044)]