61574640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{256561}}^1$

素因数の和:256577

約数の個数: 40

約数和(自身を含む): 190882128

約数和(自身を除く): 129307488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 256561, 513122, 769683, 1026244, 1282805, 1539366, 2052488, 2565610, 3078732, 3848415, 4104976, 5131220, 6157464, 7696830, 10262440, 12314928, 15393660, 20524880, 30787320, 61574640]

約数ペア:

[(1, 61574640), (2, 30787320), (3, 20524880), (4, 15393660), (5, 12314928), (6, 10262440), (8, 7696830), (10, 6157464), (12, 5131220), (15, 4104976), (16, 3848415), (20, 3078732), (24, 2565610), (30, 2052488), (40, 1539366), (48, 1282805), (60, 1026244), (80, 769683), (120, 513122), (240, 256561)]