31435020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2531}}^1$

素因数の和:2572

約数の個数: 96

約数和(自身を含む): 102090240

約数和(自身を除く): 70655220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2484, 2531, 3105, 4140, 5062, 6210, 7593, 10124, 12420, 12655, 15186, 22779, 25310, 30372, 37965, 45558, 50620, 58213, 68337, 75930, 91116, 113895, 116426, 136674, 151860, 174639, 227790, 232852, 273348, 291065, 341685, 349278, 455580, 523917, 582130, 683370, 698556, 873195, 1047834, 1164260, 1366740, 1571751, 1746390, 2095668, 2619585, 3143502, 3492780, 5239170, 6287004, 7858755, 10478340, 15717510, 31435020]

約数ペア:

[(1, 31435020), (2, 15717510), (3, 10478340), (4, 7858755), (5, 6287004), (6, 5239170), (9, 3492780), (10, 3143502), (12, 2619585), (15, 2095668), (18, 1746390), (20, 1571751), (23, 1366740), (27, 1164260), (30, 1047834), (36, 873195), (45, 698556), (46, 683370), (54, 582130), (60, 523917), (69, 455580), (90, 349278), (92, 341685), (108, 291065), (115, 273348), (135, 232852), (138, 227790), (180, 174639), (207, 151860), (230, 136674), (270, 116426), (276, 113895), (345, 91116), (414, 75930), (460, 68337), (540, 58213), (621, 50620), (690, 45558), (828, 37965), (1035, 30372), (1242, 25310), (1380, 22779), (2070, 15186), (2484, 12655), (2531, 12420), (3105, 10124), (4140, 7593), (5062, 6210)]