21712630720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{59887}}^1$

素因数の和:60018

約数の個数: 112

約数和(自身を含む): 56952050688

約数和(自身を除く): 35239419968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 103, 110, 160, 176, 206, 220, 320, 352, 412, 440, 515, 704, 824, 880, 1030, 1133, 1648, 1760, 2060, 2266, 3296, 3520, 4120, 4532, 5665, 6592, 8240, 9064, 11330, 16480, 18128, 22660, 32960, 36256, 45320, 59887, 72512, 90640, 119774, 181280, 239548, 299435, 362560, 479096, 598870, 658757, 958192, 1197740, 1317514, 1916384, 2395480, 2635028, 3293785, 3832768, 4790960, 5270056, 6168361, 6587570, 9581920, 10540112, 12336722, 13175140, 19163840, 21080224, 24673444, 26350280, 30841805, 42160448, 49346888, 52700560, 61683610, 67851971, 98693776, 105401120, 123367220, 135703942, 197387552, 210802240, 246734440, 271407884, 339259855, 394775104, 493468880, 542815768, 678519710, 986937760, 1085631536, 1357039420, 1973875520, 2171263072, 2714078840, 4342526144, 5428157680, 10856315360, 21712630720]

約数ペア:

[(1, 21712630720), (2, 10856315360), (4, 5428157680), (5, 4342526144), (8, 2714078840), (10, 2171263072), (11, 1973875520), (16, 1357039420), (20, 1085631536), (22, 986937760), (32, 678519710), (40, 542815768), (44, 493468880), (55, 394775104), (64, 339259855), (80, 271407884), (88, 246734440), (103, 210802240), (110, 197387552), (160, 135703942), (176, 123367220), (206, 105401120), (220, 98693776), (320, 67851971), (352, 61683610), (412, 52700560), (440, 49346888), (515, 42160448), (704, 30841805), (824, 26350280), (880, 24673444), (1030, 21080224), (1133, 19163840), (1648, 13175140), (1760, 12336722), (2060, 10540112), (2266, 9581920), (3296, 6587570), (3520, 6168361), (4120, 5270056), (4532, 4790960), (5665, 3832768), (6592, 3293785), (8240, 2635028), (9064, 2395480), (11330, 1916384), (16480, 1317514), (18128, 1197740), (22660, 958192), (32960, 658757), (36256, 598870), (45320, 479096), (59887, 362560), (72512, 299435), (90640, 239548), (119774, 181280)]