156294920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2011}}^1$

素因数の和:2118

約数の個数: 64

約数和(自身を含む): 369403200

約数和(自身を除く): 213108280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 67, 116, 134, 145, 232, 268, 290, 335, 536, 580, 670, 1160, 1340, 1943, 2011, 2680, 3886, 4022, 7772, 8044, 9715, 10055, 15544, 16088, 19430, 20110, 38860, 40220, 58319, 77720, 80440, 116638, 134737, 233276, 269474, 291595, 466552, 538948, 583190, 673685, 1077896, 1166380, 1347370, 2332760, 2694740, 3907373, 5389480, 7814746, 15629492, 19536865, 31258984, 39073730, 78147460, 156294920]

約数ペア:

[(1, 156294920), (2, 78147460), (4, 39073730), (5, 31258984), (8, 19536865), (10, 15629492), (20, 7814746), (29, 5389480), (40, 3907373), (58, 2694740), (67, 2332760), (116, 1347370), (134, 1166380), (145, 1077896), (232, 673685), (268, 583190), (290, 538948), (335, 466552), (536, 291595), (580, 269474), (670, 233276), (1160, 134737), (1340, 116638), (1943, 80440), (2011, 77720), (2680, 58319), (3886, 40220), (4022, 38860), (7772, 20110), (8044, 19430), (9715, 16088), (10055, 15544)]