208240160

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:906

約数の個数: 96

約数和(自身を含む): 521240832

約数和(自身を除く): 313000672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 71, 80, 92, 115, 142, 160, 184, 230, 284, 355, 368, 460, 568, 710, 736, 797, 920, 1136, 1420, 1594, 1633, 1840, 2272, 2840, 3188, 3266, 3680, 3985, 5680, 6376, 6532, 7970, 8165, 11360, 12752, 13064, 15940, 16330, 18331, 25504, 26128, 31880, 32660, 36662, 52256, 56587, 63760, 65320, 73324, 91655, 113174, 127520, 130640, 146648, 183310, 226348, 261280, 282935, 293296, 366620, 452696, 565870, 586592, 733240, 905392, 1131740, 1301501, 1466480, 1810784, 2263480, 2603002, 2932960, 4526960, 5206004, 6507505, 9053920, 10412008, 13015010, 20824016, 26030020, 41648032, 52060040, 104120080, 208240160]

約数ペア:

[(1, 208240160), (2, 104120080), (4, 52060040), (5, 41648032), (8, 26030020), (10, 20824016), (16, 13015010), (20, 10412008), (23, 9053920), (32, 6507505), (40, 5206004), (46, 4526960), (71, 2932960), (80, 2603002), (92, 2263480), (115, 1810784), (142, 1466480), (160, 1301501), (184, 1131740), (230, 905392), (284, 733240), (355, 586592), (368, 565870), (460, 452696), (568, 366620), (710, 293296), (736, 282935), (797, 261280), (920, 226348), (1136, 183310), (1420, 146648), (1594, 130640), (1633, 127520), (1840, 113174), (2272, 91655), (2840, 73324), (3188, 65320), (3266, 63760), (3680, 56587), (3985, 52256), (5680, 36662), (6376, 32660), (6532, 31880), (7970, 26128), (8165, 25504), (11360, 18331), (12752, 16330), (13064, 15940)]