156712222120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{641317}}^1$

素因数の和:641518

約数の個数: 64

約数和(自身を含む): 363627306000

約数和(自身を除く): 206915083880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 149, 164, 205, 298, 328, 410, 596, 745, 820, 1192, 1490, 1640, 2980, 5960, 6109, 12218, 24436, 30545, 48872, 61090, 122180, 244360, 641317, 1282634, 2565268, 3206585, 5130536, 6413170, 12826340, 25652680, 26293997, 52587994, 95556233, 105175988, 131469985, 191112466, 210351976, 262939970, 382224932, 477781165, 525879940, 764449864, 955562330, 1051759880, 1911124660, 3822249320, 3917805553, 7835611106, 15671222212, 19589027765, 31342444424, 39178055530, 78356111060, 156712222120]

約数ペア:

[(1, 156712222120), (2, 78356111060), (4, 39178055530), (5, 31342444424), (8, 19589027765), (10, 15671222212), (20, 7835611106), (40, 3917805553), (41, 3822249320), (82, 1911124660), (149, 1051759880), (164, 955562330), (205, 764449864), (298, 525879940), (328, 477781165), (410, 382224932), (596, 262939970), (745, 210351976), (820, 191112466), (1192, 131469985), (1490, 105175988), (1640, 95556233), (2980, 52587994), (5960, 26293997), (6109, 25652680), (12218, 12826340), (24436, 6413170), (30545, 5130536), (48872, 3206585), (61090, 2565268), (122180, 1282634), (244360, 641317)]