72072240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{300301}}^1$

素因数の和:300317

約数の個数: 40

約数和(自身を含む): 223424688

約数和(自身を除く): 151352448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 300301, 600602, 900903, 1201204, 1501505, 1801806, 2402408, 3003010, 3603612, 4504515, 4804816, 6006020, 7207224, 9009030, 12012040, 14414448, 18018060, 24024080, 36036120, 72072240]

約数ペア:

[(1, 72072240), (2, 36036120), (3, 24024080), (4, 18018060), (5, 14414448), (6, 12012040), (8, 9009030), (10, 7207224), (12, 6006020), (15, 4804816), (16, 4504515), (20, 3603612), (24, 3003010), (30, 2402408), (40, 1801806), (48, 1501505), (60, 1201204), (80, 900903), (120, 600602), (240, 300301)]