257615148

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23059}}^1$

素因数の和:23099

約数の個数: 72

約数和(自身を含む): 736075200

約数和(自身を除く): 478460052

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 399, 532, 588, 798, 931, 1596, 1862, 2793, 3724, 5586, 11172, 23059, 46118, 69177, 92236, 138354, 161413, 276708, 322826, 438121, 484239, 645652, 876242, 968478, 1129891, 1314363, 1752484, 1936956, 2259782, 2628726, 3066847, 3389673, 4519564, 5257452, 6133694, 6779346, 9200541, 12267388, 13558692, 18401082, 21467929, 36802164, 42935858, 64403787, 85871716, 128807574, 257615148]

約数ペア:

[(1, 257615148), (2, 128807574), (3, 85871716), (4, 64403787), (6, 42935858), (7, 36802164), (12, 21467929), (14, 18401082), (19, 13558692), (21, 12267388), (28, 9200541), (38, 6779346), (42, 6133694), (49, 5257452), (57, 4519564), (76, 3389673), (84, 3066847), (98, 2628726), (114, 2259782), (133, 1936956), (147, 1752484), (196, 1314363), (228, 1129891), (266, 968478), (294, 876242), (399, 645652), (532, 484239), (588, 438121), (798, 322826), (931, 276708), (1596, 161413), (1862, 138354), (2793, 92236), (3724, 69177), (5586, 46118), (11172, 23059)]