1257077120

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151091}}^1$

素因数の和:151123

約数の個数: 64

約数和(自身を含む): 3236390640

約数和(自身を除く): 1979313520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 151091, 302182, 604364, 755455, 1208728, 1510910, 1964183, 2417456, 3021820, 3928366, 4834912, 6043640, 7856732, 9669824, 9820915, 12087280, 15713464, 19339648, 19641830, 24174560, 31426928, 39283660, 48349120, 62853856, 78567320, 96698240, 125707712, 157134640, 251415424, 314269280, 628538560, 1257077120]

約数ペア:

[(1, 1257077120), (2, 628538560), (4, 314269280), (5, 251415424), (8, 157134640), (10, 125707712), (13, 96698240), (16, 78567320), (20, 62853856), (26, 48349120), (32, 39283660), (40, 31426928), (52, 24174560), (64, 19641830), (65, 19339648), (80, 15713464), (104, 12087280), (128, 9820915), (130, 9669824), (160, 7856732), (208, 6043640), (260, 4834912), (320, 3928366), (416, 3021820), (520, 2417456), (640, 1964183), (832, 1510910), (1040, 1208728), (1664, 755455), (2080, 604364), (4160, 302182), (8320, 151091)]