123041480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1481}}^1$

素因数の和:1590

約数の個数: 64

約数和(自身を含む): 290234880

約数和(自身を除く): 167193400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 1240, 1340, 1481, 2077, 2680, 2962, 4154, 5924, 7405, 8308, 10385, 11848, 14810, 16616, 20770, 29620, 41540, 45911, 59240, 83080, 91822, 99227, 183644, 198454, 229555, 367288, 396908, 459110, 496135, 793816, 918220, 992270, 1836440, 1984540, 3076037, 3969080, 6152074, 12304148, 15380185, 24608296, 30760370, 61520740, 123041480]

約数ペア:

[(1, 123041480), (2, 61520740), (4, 30760370), (5, 24608296), (8, 15380185), (10, 12304148), (20, 6152074), (31, 3969080), (40, 3076037), (62, 1984540), (67, 1836440), (124, 992270), (134, 918220), (155, 793816), (248, 496135), (268, 459110), (310, 396908), (335, 367288), (536, 229555), (620, 198454), (670, 183644), (1240, 99227), (1340, 91822), (1481, 83080), (2077, 59240), (2680, 45911), (2962, 41540), (4154, 29620), (5924, 20770), (7405, 16616), (8308, 14810), (10385, 11848)]