371999680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{401}}^1$

素因数の和:654

約数の個数: 112

約数和(自身を含む): 960632064

約数和(自身を除く): 588632384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 223, 260, 320, 401, 416, 446, 520, 802, 832, 892, 1040, 1115, 1604, 1784, 2005, 2080, 2230, 2899, 3208, 3568, 4010, 4160, 4460, 5213, 5798, 6416, 7136, 8020, 8920, 10426, 11596, 12832, 14272, 14495, 16040, 17840, 20852, 23192, 25664, 26065, 28990, 32080, 35680, 41704, 46384, 52130, 57980, 64160, 71360, 83408, 89423, 92768, 104260, 115960, 128320, 166816, 178846, 185536, 208520, 231920, 333632, 357692, 417040, 447115, 463840, 715384, 834080, 894230, 927680, 1162499, 1430768, 1668160, 1788460, 2324998, 2861536, 3576920, 4649996, 5723072, 5812495, 7153840, 9299992, 11624990, 14307680, 18599984, 23249980, 28615360, 37199968, 46499960, 74399936, 92999920, 185999840, 371999680]

約数ペア:

[(1, 371999680), (2, 185999840), (4, 92999920), (5, 74399936), (8, 46499960), (10, 37199968), (13, 28615360), (16, 23249980), (20, 18599984), (26, 14307680), (32, 11624990), (40, 9299992), (52, 7153840), (64, 5812495), (65, 5723072), (80, 4649996), (104, 3576920), (130, 2861536), (160, 2324998), (208, 1788460), (223, 1668160), (260, 1430768), (320, 1162499), (401, 927680), (416, 894230), (446, 834080), (520, 715384), (802, 463840), (832, 447115), (892, 417040), (1040, 357692), (1115, 333632), (1604, 231920), (1784, 208520), (2005, 185536), (2080, 178846), (2230, 166816), (2899, 128320), (3208, 115960), (3568, 104260), (4010, 92768), (4160, 89423), (4460, 83408), (5213, 71360), (5798, 64160), (6416, 57980), (7136, 52130), (8020, 46384), (8920, 41704), (10426, 35680), (11596, 32080), (12832, 28990), (14272, 26065), (14495, 25664), (16040, 23192), (17840, 20852)]