87987720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4051}}^1$

素因数の和:4246

約数の個数: 64

約数和(自身を含む): 265487040

約数和(自身を除く): 177499320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 181, 362, 543, 724, 905, 1086, 1448, 1810, 2172, 2715, 3620, 4051, 4344, 5430, 7240, 8102, 10860, 12153, 16204, 20255, 21720, 24306, 32408, 40510, 48612, 60765, 81020, 97224, 121530, 162040, 243060, 486120, 733231, 1466462, 2199693, 2932924, 3666155, 4399386, 5865848, 7332310, 8798772, 10998465, 14664620, 17597544, 21996930, 29329240, 43993860, 87987720]

約数ペア:

[(1, 87987720), (2, 43993860), (3, 29329240), (4, 21996930), (5, 17597544), (6, 14664620), (8, 10998465), (10, 8798772), (12, 7332310), (15, 5865848), (20, 4399386), (24, 3666155), (30, 2932924), (40, 2199693), (60, 1466462), (120, 733231), (181, 486120), (362, 243060), (543, 162040), (724, 121530), (905, 97224), (1086, 81020), (1448, 60765), (1810, 48612), (2172, 40510), (2715, 32408), (3620, 24306), (4051, 21720), (4344, 20255), (5430, 16204), (7240, 12153), (8102, 10860)]