15691421720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1\times {\mathrm{35129}}^1$

素因数の和:36012

約数の個数: 64

約数和(自身を含む): 38066868000

約数和(自身を除く): 22375446280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 859, 1718, 3436, 4295, 6872, 8590, 11167, 17180, 22334, 34360, 35129, 44668, 55835, 70258, 89336, 111670, 140516, 175645, 223340, 281032, 351290, 446680, 456677, 702580, 913354, 1405160, 1826708, 2283385, 3653416, 4566770, 9133540, 18267080, 30175811, 60351622, 120703244, 150879055, 241406488, 301758110, 392285543, 603516220, 784571086, 1207032440, 1569142172, 1961427715, 3138284344, 3922855430, 7845710860, 15691421720]

約数ペア:

[(1, 15691421720), (2, 7845710860), (4, 3922855430), (5, 3138284344), (8, 1961427715), (10, 1569142172), (13, 1207032440), (20, 784571086), (26, 603516220), (40, 392285543), (52, 301758110), (65, 241406488), (104, 150879055), (130, 120703244), (260, 60351622), (520, 30175811), (859, 18267080), (1718, 9133540), (3436, 4566770), (4295, 3653416), (6872, 2283385), (8590, 1826708), (11167, 1405160), (17180, 913354), (22334, 702580), (34360, 456677), (35129, 446680), (44668, 351290), (55835, 281032), (70258, 223340), (89336, 175645), (111670, 140516)]