331237480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1231}}^1$

素因数の和:1311

約数の個数: 96

約数和(自身を含む): 880830720

約数和(自身を除く): 549593240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 961, 1085, 1231, 1240, 1736, 1922, 2170, 2462, 3844, 4340, 4805, 4924, 6155, 6727, 7688, 8617, 8680, 9610, 9848, 12310, 13454, 17234, 19220, 24620, 26908, 33635, 34468, 38161, 38440, 43085, 49240, 53816, 67270, 68936, 76322, 86170, 134540, 152644, 172340, 190805, 267127, 269080, 305288, 344680, 381610, 534254, 763220, 1068508, 1182991, 1335635, 1526440, 2137016, 2365982, 2671270, 4731964, 5342540, 5914955, 8280937, 9463928, 10685080, 11829910, 16561874, 23659820, 33123748, 41404685, 47319640, 66247496, 82809370, 165618740, 331237480]

約数ペア:

[(1, 331237480), (2, 165618740), (4, 82809370), (5, 66247496), (7, 47319640), (8, 41404685), (10, 33123748), (14, 23659820), (20, 16561874), (28, 11829910), (31, 10685080), (35, 9463928), (40, 8280937), (56, 5914955), (62, 5342540), (70, 4731964), (124, 2671270), (140, 2365982), (155, 2137016), (217, 1526440), (248, 1335635), (280, 1182991), (310, 1068508), (434, 763220), (620, 534254), (868, 381610), (961, 344680), (1085, 305288), (1231, 269080), (1240, 267127), (1736, 190805), (1922, 172340), (2170, 152644), (2462, 134540), (3844, 86170), (4340, 76322), (4805, 68936), (4924, 67270), (6155, 53816), (6727, 49240), (7688, 43085), (8617, 38440), (8680, 38161), (9610, 34468), (9848, 33635), (12310, 26908), (13454, 24620), (17234, 19220)]