255509568

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:705

約数の個数: 168

約数和(自身を含む): 793008320

約数和(自身を除く): 537498752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 37, 38, 48, 57, 64, 72, 74, 76, 96, 111, 114, 144, 148, 152, 171, 192, 222, 228, 288, 296, 304, 333, 342, 444, 456, 576, 592, 608, 631, 666, 684, 703, 888, 912, 1184, 1216, 1262, 1332, 1368, 1406, 1776, 1824, 1893, 2109, 2368, 2524, 2664, 2736, 2812, 3552, 3648, 3786, 4218, 5048, 5328, 5472, 5624, 5679, 6327, 7104, 7572, 8436, 10096, 10656, 10944, 11248, 11358, 11989, 12654, 15144, 16872, 20192, 21312, 22496, 22716, 23347, 23978, 25308, 30288, 33744, 35967, 40384, 44992, 45432, 46694, 47956, 50616, 60576, 67488, 70041, 71934, 90864, 93388, 95912, 101232, 107901, 121152, 134976, 140082, 143868, 181728, 186776, 191824, 202464, 210123, 215802, 280164, 287736, 363456, 373552, 383648, 404928, 420246, 431604, 443593, 560328, 575472, 747104, 767296, 840492, 863208, 887186, 1120656, 1150944, 1330779, 1494208, 1680984, 1726416, 1774372, 2241312, 2301888, 2661558, 3361968, 3452832, 3548744, 3992337, 4482624, 5323116, 6723936, 6905664, 7097488, 7984674, 10646232, 13447872, 14194976, 15969348, 21292464, 28389952, 31938696, 42584928, 63877392, 85169856, 127754784, 255509568]

約数ペア:

[(1, 255509568), (2, 127754784), (3, 85169856), (4, 63877392), (6, 42584928), (8, 31938696), (9, 28389952), (12, 21292464), (16, 15969348), (18, 14194976), (19, 13447872), (24, 10646232), (32, 7984674), (36, 7097488), (37, 6905664), (38, 6723936), (48, 5323116), (57, 4482624), (64, 3992337), (72, 3548744), (74, 3452832), (76, 3361968), (96, 2661558), (111, 2301888), (114, 2241312), (144, 1774372), (148, 1726416), (152, 1680984), (171, 1494208), (192, 1330779), (222, 1150944), (228, 1120656), (288, 887186), (296, 863208), (304, 840492), (333, 767296), (342, 747104), (444, 575472), (456, 560328), (576, 443593), (592, 431604), (608, 420246), (631, 404928), (666, 383648), (684, 373552), (703, 363456), (888, 287736), (912, 280164), (1184, 215802), (1216, 210123), (1262, 202464), (1332, 191824), (1368, 186776), (1406, 181728), (1776, 143868), (1824, 140082), (1893, 134976), (2109, 121152), (2368, 107901), (2524, 101232), (2664, 95912), (2736, 93388), (2812, 90864), (3552, 71934), (3648, 70041), (3786, 67488), (4218, 60576), (5048, 50616), (5328, 47956), (5472, 46694), (5624, 45432), (5679, 44992), (6327, 40384), (7104, 35967), (7572, 33744), (8436, 30288), (10096, 25308), (10656, 23978), (10944, 23347), (11248, 22716), (11358, 22496), (11989, 21312), (12654, 20192), (15144, 16872)]