138869040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{578621}}^1$

素因数の和:578637

約数の個数: 40

約数和(自身を含む): 430494768

約数和(自身を除く): 291625728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 578621, 1157242, 1735863, 2314484, 2893105, 3471726, 4628968, 5786210, 6943452, 8679315, 9257936, 11572420, 13886904, 17358630, 23144840, 27773808, 34717260, 46289680, 69434520, 138869040]

約数ペア:

[(1, 138869040), (2, 69434520), (3, 46289680), (4, 34717260), (5, 27773808), (6, 23144840), (8, 17358630), (10, 13886904), (12, 11572420), (15, 9257936), (16, 8679315), (20, 6943452), (24, 5786210), (30, 4628968), (40, 3471726), (48, 2893105), (60, 2314484), (80, 1735863), (120, 1157242), (240, 578621)]