400474920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{115079}}^1$

素因数の和:115122

約数の個数: 64

約数和(自身を含む): 1242864000

約数和(自身を除く): 842389080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 115079, 230158, 345237, 460316, 575395, 690474, 920632, 1150790, 1380948, 1726185, 2301580, 2761896, 3337291, 3452370, 4603160, 6674582, 6904740, 10011873, 13349164, 13809480, 16686455, 20023746, 26698328, 33372910, 40047492, 50059365, 66745820, 80094984, 100118730, 133491640, 200237460, 400474920]

約数ペア:

[(1, 400474920), (2, 200237460), (3, 133491640), (4, 100118730), (5, 80094984), (6, 66745820), (8, 50059365), (10, 40047492), (12, 33372910), (15, 26698328), (20, 20023746), (24, 16686455), (29, 13809480), (30, 13349164), (40, 10011873), (58, 6904740), (60, 6674582), (87, 4603160), (116, 3452370), (120, 3337291), (145, 2761896), (174, 2301580), (232, 1726185), (290, 1380948), (348, 1150790), (435, 920632), (580, 690474), (696, 575395), (870, 460316), (1160, 345237), (1740, 230158), (3480, 115079)]