64855320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{540461}}^1$

素因数の和:540475

約数の個数: 32

約数和(自身を含む): 194566320

約数和(自身を除く): 129711000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 540461, 1080922, 1621383, 2161844, 2702305, 3242766, 4323688, 5404610, 6485532, 8106915, 10809220, 12971064, 16213830, 21618440, 32427660, 64855320]

約数ペア:

[(1, 64855320), (2, 32427660), (3, 21618440), (4, 16213830), (5, 12971064), (6, 10809220), (8, 8106915), (10, 6485532), (12, 5404610), (15, 4323688), (20, 3242766), (24, 2702305), (30, 2161844), (40, 1621383), (60, 1080922), (120, 540461)]