331378960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1303}}^1$

素因数の和:1361

約数の個数: 120

約数和(自身を含む): 893532096

約数和(自身を除く): 562153136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 289, 340, 374, 440, 578, 680, 748, 880, 935, 1156, 1303, 1360, 1445, 1496, 1870, 2312, 2606, 2890, 2992, 3179, 3740, 4624, 5212, 5780, 6358, 6515, 7480, 10424, 11560, 12716, 13030, 14333, 14960, 15895, 20848, 22151, 23120, 25432, 26060, 28666, 31790, 44302, 50864, 52120, 57332, 63580, 71665, 88604, 104240, 110755, 114664, 127160, 143330, 177208, 221510, 229328, 243661, 254320, 286660, 354416, 376567, 443020, 487322, 573320, 753134, 886040, 974644, 1146640, 1218305, 1506268, 1772080, 1882835, 1949288, 2436610, 3012536, 3765670, 3898576, 4142237, 4873220, 6025072, 7531340, 8284474, 9746440, 15062680, 16568948, 19492880, 20711185, 30125360, 33137896, 41422370, 66275792, 82844740, 165689480, 331378960]

約数ペア:

[(1, 331378960), (2, 165689480), (4, 82844740), (5, 66275792), (8, 41422370), (10, 33137896), (11, 30125360), (16, 20711185), (17, 19492880), (20, 16568948), (22, 15062680), (34, 9746440), (40, 8284474), (44, 7531340), (55, 6025072), (68, 4873220), (80, 4142237), (85, 3898576), (88, 3765670), (110, 3012536), (136, 2436610), (170, 1949288), (176, 1882835), (187, 1772080), (220, 1506268), (272, 1218305), (289, 1146640), (340, 974644), (374, 886040), (440, 753134), (578, 573320), (680, 487322), (748, 443020), (880, 376567), (935, 354416), (1156, 286660), (1303, 254320), (1360, 243661), (1445, 229328), (1496, 221510), (1870, 177208), (2312, 143330), (2606, 127160), (2890, 114664), (2992, 110755), (3179, 104240), (3740, 88604), (4624, 71665), (5212, 63580), (5780, 57332), (6358, 52120), (6515, 50864), (7480, 44302), (10424, 31790), (11560, 28666), (12716, 26060), (13030, 25432), (14333, 23120), (14960, 22151), (15895, 20848)]