255902520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68791}}^1$

素因数の和:68836

約数の個数: 64

約数和(自身を含む): 792483840

約数和(自身を除く): 536581320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 68791, 137582, 206373, 275164, 343955, 412746, 550328, 687910, 825492, 1031865, 1375820, 1650984, 2063730, 2132521, 2751640, 4127460, 4265042, 6397563, 8254920, 8530084, 10662605, 12795126, 17060168, 21325210, 25590252, 31987815, 42650420, 51180504, 63975630, 85300840, 127951260, 255902520]

約数ペア:

[(1, 255902520), (2, 127951260), (3, 85300840), (4, 63975630), (5, 51180504), (6, 42650420), (8, 31987815), (10, 25590252), (12, 21325210), (15, 17060168), (20, 12795126), (24, 10662605), (30, 8530084), (31, 8254920), (40, 6397563), (60, 4265042), (62, 4127460), (93, 2751640), (120, 2132521), (124, 2063730), (155, 1650984), (186, 1375820), (248, 1031865), (310, 825492), (372, 687910), (465, 550328), (620, 412746), (744, 343955), (930, 275164), (1240, 206373), (1860, 137582), (3720, 68791)]