251229240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9829}}^1$

素因数の和:9917

約数の個数: 96

約数和(自身を含む): 828079200

約数和(自身を除く): 576849960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 4260, 5112, 6390, 8520, 9829, 12780, 19658, 25560, 29487, 39316, 49145, 58974, 78632, 88461, 98290, 117948, 147435, 176922, 196580, 235896, 294870, 353844, 393160, 442305, 589740, 697859, 707688, 884610, 1179480, 1395718, 1769220, 2093577, 2791436, 3489295, 3538440, 4187154, 5582872, 6280731, 6978590, 8374308, 10467885, 12561462, 13957180, 16748616, 20935770, 25122924, 27914360, 31403655, 41871540, 50245848, 62807310, 83743080, 125614620, 251229240]

約数ペア:

[(1, 251229240), (2, 125614620), (3, 83743080), (4, 62807310), (5, 50245848), (6, 41871540), (8, 31403655), (9, 27914360), (10, 25122924), (12, 20935770), (15, 16748616), (18, 13957180), (20, 12561462), (24, 10467885), (30, 8374308), (36, 6978590), (40, 6280731), (45, 5582872), (60, 4187154), (71, 3538440), (72, 3489295), (90, 2791436), (120, 2093577), (142, 1769220), (180, 1395718), (213, 1179480), (284, 884610), (355, 707688), (360, 697859), (426, 589740), (568, 442305), (639, 393160), (710, 353844), (852, 294870), (1065, 235896), (1278, 196580), (1420, 176922), (1704, 147435), (2130, 117948), (2556, 98290), (2840, 88461), (3195, 78632), (4260, 58974), (5112, 49145), (6390, 39316), (8520, 29487), (9829, 25560), (12780, 19658)]