66347760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{276449}}^1$

素因数の和:276465

約数の個数: 40

約数和(自身を含む): 205678800

約数和(自身を除く): 139331040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 276449, 552898, 829347, 1105796, 1382245, 1658694, 2211592, 2764490, 3317388, 4146735, 4423184, 5528980, 6634776, 8293470, 11057960, 13269552, 16586940, 22115920, 33173880, 66347760]

約数ペア:

[(1, 66347760), (2, 33173880), (3, 22115920), (4, 16586940), (5, 13269552), (6, 11057960), (8, 8293470), (10, 6634776), (12, 5528980), (15, 4423184), (16, 4146735), (20, 3317388), (24, 2764490), (30, 2211592), (40, 1658694), (48, 1382245), (60, 1105796), (80, 829347), (120, 552898), (240, 276449)]