1557062520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{998117}}^1$

素因数の和:998144

約数の個数: 64

約数和(自身を含む): 5030514720

約数和(自身を除く): 3473452200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 998117, 1996234, 2994351, 3992468, 4990585, 5988702, 7984936, 9981170, 11977404, 12975521, 14971755, 19962340, 23954808, 25951042, 29943510, 38926563, 39924680, 51902084, 59887020, 64877605, 77853126, 103804168, 119774040, 129755210, 155706252, 194632815, 259510420, 311412504, 389265630, 519020840, 778531260, 1557062520]

約数ペア:

[(1, 1557062520), (2, 778531260), (3, 519020840), (4, 389265630), (5, 311412504), (6, 259510420), (8, 194632815), (10, 155706252), (12, 129755210), (13, 119774040), (15, 103804168), (20, 77853126), (24, 64877605), (26, 59887020), (30, 51902084), (39, 39924680), (40, 38926563), (52, 29943510), (60, 25951042), (65, 23954808), (78, 19962340), (104, 14971755), (120, 12975521), (130, 11977404), (156, 9981170), (195, 7984936), (260, 5988702), (312, 4990585), (390, 3992468), (520, 2994351), (780, 1996234), (1560, 998117)]