123915840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4451}}^1$

素因数の和:4500

約数の個数: 112

約数和(自身を含む): 407090880

約数和(自身を除く): 283175040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 145, 160, 174, 192, 232, 240, 290, 320, 348, 435, 464, 480, 580, 696, 870, 928, 960, 1160, 1392, 1740, 1856, 2320, 2784, 3480, 4451, 4640, 5568, 6960, 8902, 9280, 13353, 13920, 17804, 22255, 26706, 27840, 35608, 44510, 53412, 66765, 71216, 89020, 106824, 129079, 133530, 142432, 178040, 213648, 258158, 267060, 284864, 356080, 387237, 427296, 516316, 534120, 645395, 712160, 774474, 854592, 1032632, 1068240, 1290790, 1424320, 1548948, 1936185, 2065264, 2136480, 2581580, 3097896, 3872370, 4130528, 4272960, 5163160, 6195792, 7744740, 8261056, 10326320, 12391584, 15489480, 20652640, 24783168, 30978960, 41305280, 61957920, 123915840]

約数ペア:

[(1, 123915840), (2, 61957920), (3, 41305280), (4, 30978960), (5, 24783168), (6, 20652640), (8, 15489480), (10, 12391584), (12, 10326320), (15, 8261056), (16, 7744740), (20, 6195792), (24, 5163160), (29, 4272960), (30, 4130528), (32, 3872370), (40, 3097896), (48, 2581580), (58, 2136480), (60, 2065264), (64, 1936185), (80, 1548948), (87, 1424320), (96, 1290790), (116, 1068240), (120, 1032632), (145, 854592), (160, 774474), (174, 712160), (192, 645395), (232, 534120), (240, 516316), (290, 427296), (320, 387237), (348, 356080), (435, 284864), (464, 267060), (480, 258158), (580, 213648), (696, 178040), (870, 142432), (928, 133530), (960, 129079), (1160, 106824), (1392, 89020), (1740, 71216), (1856, 66765), (2320, 53412), (2784, 44510), (3480, 35608), (4451, 27840), (4640, 26706), (5568, 22255), (6960, 17804), (8902, 13920), (9280, 13353)]