72390360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{86179}}^1$

素因数の和:86200

約数の個数: 64

約数和(自身を含む): 248198400

約数和(自身を除く): 175808040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 86179, 172358, 258537, 344716, 430895, 517074, 603253, 689432, 861790, 1034148, 1206506, 1292685, 1723580, 1809759, 2068296, 2413012, 2585370, 3016265, 3447160, 3619518, 4826024, 5170740, 6032530, 7239036, 9048795, 10341480, 12065060, 14478072, 18097590, 24130120, 36195180, 72390360]

約数ペア:

[(1, 72390360), (2, 36195180), (3, 24130120), (4, 18097590), (5, 14478072), (6, 12065060), (7, 10341480), (8, 9048795), (10, 7239036), (12, 6032530), (14, 5170740), (15, 4826024), (20, 3619518), (21, 3447160), (24, 3016265), (28, 2585370), (30, 2413012), (35, 2068296), (40, 1809759), (42, 1723580), (56, 1292685), (60, 1206506), (70, 1034148), (84, 861790), (105, 689432), (120, 603253), (140, 517074), (168, 430895), (210, 344716), (280, 258537), (420, 172358), (840, 86179)]