30661260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{10429}}^1$

素因数の和:10455

約数の個数: 72

約数和(自身を含む): 99877680

約数和(自身を除く): 69216420

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, 10429, 20858, 31287, 41716, 52145, 62574, 73003, 104290, 125148, 146006, 156435, 208580, 219009, 292012, 312870, 365015, 438018, 511021, 625740, 730030, 876036, 1022042, 1095045, 1460060, 1533063, 2044084, 2190090, 2555105, 3066126, 4380180, 5110210, 6132252, 7665315, 10220420, 15330630, 30661260]

約数ペア:

[(1, 30661260), (2, 15330630), (3, 10220420), (4, 7665315), (5, 6132252), (6, 5110210), (7, 4380180), (10, 3066126), (12, 2555105), (14, 2190090), (15, 2044084), (20, 1533063), (21, 1460060), (28, 1095045), (30, 1022042), (35, 876036), (42, 730030), (49, 625740), (60, 511021), (70, 438018), (84, 365015), (98, 312870), (105, 292012), (140, 219009), (147, 208580), (196, 156435), (210, 146006), (245, 125148), (294, 104290), (420, 73003), (490, 62574), (588, 52145), (735, 41716), (980, 31287), (1470, 20858), (2940, 10429)]