66355680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{138241}}^1$

素因数の和:138259

約数の個数: 48

約数和(自身を含む): 209021904

約数和(自身を除く): 142666224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 138241, 276482, 414723, 552964, 691205, 829446, 1105928, 1382410, 1658892, 2073615, 2211856, 2764820, 3317784, 4147230, 4423712, 5529640, 6635568, 8294460, 11059280, 13271136, 16588920, 22118560, 33177840, 66355680]

約数ペア:

[(1, 66355680), (2, 33177840), (3, 22118560), (4, 16588920), (5, 13271136), (6, 11059280), (8, 8294460), (10, 6635568), (12, 5529640), (15, 4423712), (16, 4147230), (20, 3317784), (24, 2764820), (30, 2211856), (32, 2073615), (40, 1658892), (48, 1382410), (60, 1105928), (80, 829446), (96, 691205), (120, 552964), (160, 414723), (240, 276482), (480, 138241)]