131244540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{44641}}^1$

素因数の和:44667

約数の個数: 72

約数和(自身を含む): 427491792

約数和(自身を除く): 296247252

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, 44641, 89282, 133923, 178564, 223205, 267846, 312487, 446410, 535692, 624974, 669615, 892820, 937461, 1249948, 1339230, 1562435, 1874922, 2187409, 2678460, 3124870, 3749844, 4374818, 4687305, 6249740, 6562227, 8749636, 9374610, 10937045, 13124454, 18749220, 21874090, 26248908, 32811135, 43748180, 65622270, 131244540]

約数ペア:

[(1, 131244540), (2, 65622270), (3, 43748180), (4, 32811135), (5, 26248908), (6, 21874090), (7, 18749220), (10, 13124454), (12, 10937045), (14, 9374610), (15, 8749636), (20, 6562227), (21, 6249740), (28, 4687305), (30, 4374818), (35, 3749844), (42, 3124870), (49, 2678460), (60, 2187409), (70, 1874922), (84, 1562435), (98, 1339230), (105, 1249948), (140, 937461), (147, 892820), (196, 669615), (210, 624974), (245, 535692), (294, 446410), (420, 312487), (490, 267846), (588, 223205), (735, 178564), (980, 133923), (1470, 89282), (2940, 44641)]