81430260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{883}}^1$

素因数の和:977

約数の個数: 96

約数和(自身を含む): 240589440

約数和(自身を除く): 159159180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 53, 58, 60, 87, 106, 116, 145, 159, 174, 212, 265, 290, 318, 348, 435, 530, 580, 636, 795, 870, 883, 1060, 1537, 1590, 1740, 1766, 2649, 3074, 3180, 3532, 4415, 4611, 5298, 6148, 7685, 8830, 9222, 10596, 13245, 15370, 17660, 18444, 23055, 25607, 26490, 30740, 46110, 46799, 51214, 52980, 76821, 92220, 93598, 102428, 128035, 140397, 153642, 187196, 233995, 256070, 280794, 307284, 384105, 467990, 512140, 561588, 701985, 768210, 935980, 1357171, 1403970, 1536420, 2714342, 2807940, 4071513, 5428684, 6785855, 8143026, 13571710, 16286052, 20357565, 27143420, 40715130, 81430260]

約数ペア:

[(1, 81430260), (2, 40715130), (3, 27143420), (4, 20357565), (5, 16286052), (6, 13571710), (10, 8143026), (12, 6785855), (15, 5428684), (20, 4071513), (29, 2807940), (30, 2714342), (53, 1536420), (58, 1403970), (60, 1357171), (87, 935980), (106, 768210), (116, 701985), (145, 561588), (159, 512140), (174, 467990), (212, 384105), (265, 307284), (290, 280794), (318, 256070), (348, 233995), (435, 187196), (530, 153642), (580, 140397), (636, 128035), (795, 102428), (870, 93598), (883, 92220), (1060, 76821), (1537, 52980), (1590, 51214), (1740, 46799), (1766, 46110), (2649, 30740), (3074, 26490), (3180, 25607), (3532, 23055), (4415, 18444), (4611, 17660), (5298, 15370), (6148, 13245), (7685, 10596), (8830, 9222)]