139841720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{577}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 323356320

約数和(自身を除く): 183514600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 83, 146, 166, 292, 332, 365, 415, 577, 584, 664, 730, 830, 1154, 1460, 1660, 2308, 2885, 2920, 3320, 4616, 5770, 6059, 11540, 12118, 23080, 24236, 30295, 42121, 47891, 48472, 60590, 84242, 95782, 121180, 168484, 191564, 210605, 239455, 242360, 336968, 383128, 421210, 478910, 842420, 957820, 1684840, 1915640, 3496043, 6992086, 13984172, 17480215, 27968344, 34960430, 69920860, 139841720]

約数ペア:

[(1, 139841720), (2, 69920860), (4, 34960430), (5, 27968344), (8, 17480215), (10, 13984172), (20, 6992086), (40, 3496043), (73, 1915640), (83, 1684840), (146, 957820), (166, 842420), (292, 478910), (332, 421210), (365, 383128), (415, 336968), (577, 242360), (584, 239455), (664, 210605), (730, 191564), (830, 168484), (1154, 121180), (1460, 95782), (1660, 84242), (2308, 60590), (2885, 48472), (2920, 47891), (3320, 42121), (4616, 30295), (5770, 24236), (6059, 23080), (11540, 12118)]