61395720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{511631}}^1$

素因数の和:511645

約数の個数: 32

約数和(自身を含む): 184187520

約数和(自身を除く): 122791800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 511631, 1023262, 1534893, 2046524, 2558155, 3069786, 4093048, 5116310, 6139572, 7674465, 10232620, 12279144, 15348930, 20465240, 30697860, 61395720]

約数ペア:

[(1, 61395720), (2, 30697860), (3, 20465240), (4, 15348930), (5, 12279144), (6, 10232620), (8, 7674465), (10, 6139572), (12, 5116310), (15, 4093048), (20, 3069786), (24, 2558155), (30, 2046524), (40, 1534893), (60, 1023262), (120, 511631)]