13878240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1044

約数の個数: 96

約数和(自身を含む): 45269280

約数和(自身を除く): 31391040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 87, 96, 116, 120, 145, 160, 174, 232, 240, 290, 348, 435, 464, 480, 580, 696, 870, 928, 997, 1160, 1392, 1740, 1994, 2320, 2784, 2991, 3480, 3988, 4640, 4985, 5982, 6960, 7976, 9970, 11964, 13920, 14955, 15952, 19940, 23928, 28913, 29910, 31904, 39880, 47856, 57826, 59820, 79760, 86739, 95712, 115652, 119640, 144565, 159520, 173478, 231304, 239280, 289130, 346956, 433695, 462608, 478560, 578260, 693912, 867390, 925216, 1156520, 1387824, 1734780, 2313040, 2775648, 3469560, 4626080, 6939120, 13878240]

約数ペア:

[(1, 13878240), (2, 6939120), (3, 4626080), (4, 3469560), (5, 2775648), (6, 2313040), (8, 1734780), (10, 1387824), (12, 1156520), (15, 925216), (16, 867390), (20, 693912), (24, 578260), (29, 478560), (30, 462608), (32, 433695), (40, 346956), (48, 289130), (58, 239280), (60, 231304), (80, 173478), (87, 159520), (96, 144565), (116, 119640), (120, 115652), (145, 95712), (160, 86739), (174, 79760), (232, 59820), (240, 57826), (290, 47856), (348, 39880), (435, 31904), (464, 29910), (480, 28913), (580, 23928), (696, 19940), (870, 15952), (928, 14955), (997, 13920), (1160, 11964), (1392, 9970), (1740, 7976), (1994, 6960), (2320, 5982), (2784, 4985), (2991, 4640), (3480, 3988)]