664638120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{487}}^1$

素因数の和:744

約数の個数: 192

約数和(自身を含む): 2302110720

約数和(自身を除く): 1637472600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 223, 255, 306, 340, 360, 408, 446, 487, 510, 612, 669, 680, 765, 892, 974, 1020, 1115, 1224, 1338, 1461, 1530, 1784, 1948, 2007, 2040, 2230, 2435, 2676, 2922, 3060, 3345, 3791, 3896, 4014, 4383, 4460, 4870, 5352, 5844, 6120, 6690, 7305, 7582, 8028, 8279, 8766, 8920, 9740, 10035, 11373, 11688, 13380, 14610, 15164, 16056, 16558, 17532, 18955, 19480, 20070, 21915, 22746, 24837, 26760, 29220, 30328, 33116, 34119, 35064, 37910, 40140, 41395, 43830, 45492, 49674, 56865, 58440, 66232, 68238, 74511, 75820, 80280, 82790, 87660, 90984, 99348, 108601, 113730, 124185, 136476, 149022, 151640, 165580, 170595, 175320, 198696, 217202, 227460, 248370, 272952, 298044, 325803, 331160, 341190, 372555, 434404, 454920, 496740, 543005, 596088, 651606, 682380, 745110, 868808, 977409, 993480, 1086010, 1303212, 1364760, 1490220, 1629015, 1846217, 1954818, 2172020, 2606424, 2980440, 3258030, 3692434, 3909636, 4344040, 4887045, 5538651, 6516060, 7384868, 7819272, 9231085, 9774090, 11077302, 13032120, 14769736, 16615953, 18462170, 19548180, 22154604, 27693255, 33231906, 36924340, 39096360, 44309208, 55386510, 66463812, 73848680, 83079765, 110773020, 132927624, 166159530, 221546040, 332319060, 664638120]

約数ペア:

[(1, 664638120), (2, 332319060), (3, 221546040), (4, 166159530), (5, 132927624), (6, 110773020), (8, 83079765), (9, 73848680), (10, 66463812), (12, 55386510), (15, 44309208), (17, 39096360), (18, 36924340), (20, 33231906), (24, 27693255), (30, 22154604), (34, 19548180), (36, 18462170), (40, 16615953), (45, 14769736), (51, 13032120), (60, 11077302), (68, 9774090), (72, 9231085), (85, 7819272), (90, 7384868), (102, 6516060), (120, 5538651), (136, 4887045), (153, 4344040), (170, 3909636), (180, 3692434), (204, 3258030), (223, 2980440), (255, 2606424), (306, 2172020), (340, 1954818), (360, 1846217), (408, 1629015), (446, 1490220), (487, 1364760), (510, 1303212), (612, 1086010), (669, 993480), (680, 977409), (765, 868808), (892, 745110), (974, 682380), (1020, 651606), (1115, 596088), (1224, 543005), (1338, 496740), (1461, 454920), (1530, 434404), (1784, 372555), (1948, 341190), (2007, 331160), (2040, 325803), (2230, 298044), (2435, 272952), (2676, 248370), (2922, 227460), (3060, 217202), (3345, 198696), (3791, 175320), (3896, 170595), (4014, 165580), (4383, 151640), (4460, 149022), (4870, 136476), (5352, 124185), (5844, 113730), (6120, 108601), (6690, 99348), (7305, 90984), (7582, 87660), (8028, 82790), (8279, 80280), (8766, 75820), (8920, 74511), (9740, 68238), (10035, 66232), (11373, 58440), (11688, 56865), (13380, 49674), (14610, 45492), (15164, 43830), (16056, 41395), (16558, 40140), (17532, 37910), (18955, 35064), (19480, 34119), (20070, 33116), (21915, 30328), (22746, 29220), (24837, 26760)]