255466890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1093}}^1$

素因数の和:1173

約数の個数: 144

約数和(自身を含む): 787955688

約数和(自身を除く): 532488798

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 53, 63, 70, 90, 98, 105, 106, 126, 147, 159, 210, 245, 265, 294, 315, 318, 371, 441, 477, 490, 530, 630, 735, 742, 795, 882, 954, 1093, 1113, 1470, 1590, 1855, 2186, 2205, 2226, 2385, 2597, 3279, 3339, 3710, 4410, 4770, 5194, 5465, 5565, 6558, 6678, 7651, 7791, 9837, 10930, 11130, 12985, 15302, 15582, 16395, 16695, 19674, 22953, 23373, 25970, 32790, 33390, 38255, 38955, 45906, 46746, 49185, 53557, 57929, 68859, 76510, 77910, 98370, 107114, 114765, 115858, 116865, 137718, 160671, 173787, 229530, 233730, 267785, 289645, 321342, 344295, 347574, 405503, 482013, 521361, 535570, 579290, 688590, 803355, 811006, 868935, 964026, 1042722, 1216509, 1606710, 1737870, 2027515, 2410065, 2433018, 2606805, 2838521, 3649527, 4055030, 4820130, 5213610, 5677042, 6082545, 7299054, 8515563, 12165090, 14192605, 17031126, 18247635, 25546689, 28385210, 36495270, 42577815, 51093378, 85155630, 127733445, 255466890]

約数ペア:

[(1, 255466890), (2, 127733445), (3, 85155630), (5, 51093378), (6, 42577815), (7, 36495270), (9, 28385210), (10, 25546689), (14, 18247635), (15, 17031126), (18, 14192605), (21, 12165090), (30, 8515563), (35, 7299054), (42, 6082545), (45, 5677042), (49, 5213610), (53, 4820130), (63, 4055030), (70, 3649527), (90, 2838521), (98, 2606805), (105, 2433018), (106, 2410065), (126, 2027515), (147, 1737870), (159, 1606710), (210, 1216509), (245, 1042722), (265, 964026), (294, 868935), (315, 811006), (318, 803355), (371, 688590), (441, 579290), (477, 535570), (490, 521361), (530, 482013), (630, 405503), (735, 347574), (742, 344295), (795, 321342), (882, 289645), (954, 267785), (1093, 233730), (1113, 229530), (1470, 173787), (1590, 160671), (1855, 137718), (2186, 116865), (2205, 115858), (2226, 114765), (2385, 107114), (2597, 98370), (3279, 77910), (3339, 76510), (3710, 68859), (4410, 57929), (4770, 53557), (5194, 49185), (5465, 46746), (5565, 45906), (6558, 38955), (6678, 38255), (7651, 33390), (7791, 32790), (9837, 25970), (10930, 23373), (11130, 22953), (12985, 19674), (15302, 16695), (15582, 16395)]