12784380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:579

約数の個数: 96

約数和(自身を含む): 41664000

約数和(自身を除く): 28879620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 499, 610, 732, 854, 915, 998, 1220, 1281, 1497, 1708, 1830, 1996, 2135, 2495, 2562, 2994, 3493, 3660, 4270, 4990, 5124, 5988, 6405, 6986, 7485, 8540, 9980, 10479, 12810, 13972, 14970, 17465, 20958, 25620, 29940, 30439, 34930, 41916, 52395, 60878, 69860, 91317, 104790, 121756, 152195, 182634, 209580, 213073, 304390, 365268, 426146, 456585, 608780, 639219, 852292, 913170, 1065365, 1278438, 1826340, 2130730, 2556876, 3196095, 4261460, 6392190, 12784380]

約数ペア:

[(1, 12784380), (2, 6392190), (3, 4261460), (4, 3196095), (5, 2556876), (6, 2130730), (7, 1826340), (10, 1278438), (12, 1065365), (14, 913170), (15, 852292), (20, 639219), (21, 608780), (28, 456585), (30, 426146), (35, 365268), (42, 304390), (60, 213073), (61, 209580), (70, 182634), (84, 152195), (105, 121756), (122, 104790), (140, 91317), (183, 69860), (210, 60878), (244, 52395), (305, 41916), (366, 34930), (420, 30439), (427, 29940), (499, 25620), (610, 20958), (732, 17465), (854, 14970), (915, 13972), (998, 12810), (1220, 10479), (1281, 9980), (1497, 8540), (1708, 7485), (1830, 6986), (1996, 6405), (2135, 5988), (2495, 5124), (2562, 4990), (2994, 4270), (3493, 3660)]