260457540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{88591}}^1$

素因数の和:88617

約数の個数: 72

約数和(自身を含む): 848356992

約数和(自身を除く): 587899452

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 88591, 177182, 265773, 354364, 442955, 531546, 620137, 885910, 1063092, 1240274, 1328865, 1771820, 1860411, 2480548, 2657730, 3100685, 3720822, 4340959, 5315460, 6201370, 7441644, 8681918, 9302055, 12402740, 13022877, 17363836, 18604110, 21704795, 26045754, 37208220, 43409590, 52091508, 65114385, 86819180, 130228770, 260457540]

約数ペア:

[(1, 260457540), (2, 130228770), (3, 86819180), (4, 65114385), (5, 52091508), (6, 43409590), (7, 37208220), (10, 26045754), (12, 21704795), (14, 18604110), (15, 17363836), (20, 13022877), (21, 12402740), (28, 9302055), (30, 8681918), (35, 7441644), (42, 6201370), (49, 5315460), (60, 4340959), (70, 3720822), (84, 3100685), (98, 2657730), (105, 2480548), (140, 1860411), (147, 1771820), (196, 1328865), (210, 1240274), (245, 1063092), (294, 885910), (420, 620137), (490, 531546), (588, 442955), (735, 354364), (980, 265773), (1470, 177182), (2940, 88591)]