131527620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2221}}^1$

素因数の和:2290

約数の個数: 144

約数和(自身を含む): 465873408

約数和(自身を除く): 334345788

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2221, 2820, 2961, 3290, 3948, 4230, 4442, 4935, 5922, 6580, 6663, 8460, 8884, 9870, 11105, 11844, 13326, 14805, 15547, 19740, 19989, 22210, 26652, 29610, 31094, 33315, 39978, 44420, 46641, 59220, 62188, 66630, 77735, 79956, 93282, 99945, 104387, 133260, 139923, 155470, 186564, 199890, 208774, 233205, 279846, 310940, 313161, 399780, 417548, 466410, 521935, 559692, 626322, 699615, 730709, 932820, 939483, 1043870, 1252644, 1399230, 1461418, 1565805, 1878966, 2087740, 2192127, 2798460, 2922836, 3131610, 3653545, 3757932, 4384254, 4697415, 6263220, 6576381, 7307090, 8768508, 9394830, 10960635, 13152762, 14614180, 18789660, 21921270, 26305524, 32881905, 43842540, 65763810, 131527620]

約数ペア:

[(1, 131527620), (2, 65763810), (3, 43842540), (4, 32881905), (5, 26305524), (6, 21921270), (7, 18789660), (9, 14614180), (10, 13152762), (12, 10960635), (14, 9394830), (15, 8768508), (18, 7307090), (20, 6576381), (21, 6263220), (28, 4697415), (30, 4384254), (35, 3757932), (36, 3653545), (42, 3131610), (45, 2922836), (47, 2798460), (60, 2192127), (63, 2087740), (70, 1878966), (84, 1565805), (90, 1461418), (94, 1399230), (105, 1252644), (126, 1043870), (140, 939483), (141, 932820), (180, 730709), (188, 699615), (210, 626322), (235, 559692), (252, 521935), (282, 466410), (315, 417548), (329, 399780), (420, 313161), (423, 310940), (470, 279846), (564, 233205), (630, 208774), (658, 199890), (705, 186564), (846, 155470), (940, 139923), (987, 133260), (1260, 104387), (1316, 99945), (1410, 93282), (1645, 79956), (1692, 77735), (1974, 66630), (2115, 62188), (2221, 59220), (2820, 46641), (2961, 44420), (3290, 39978), (3948, 33315), (4230, 31094), (4442, 29610), (4935, 26652), (5922, 22210), (6580, 19989), (6663, 19740), (8460, 15547), (8884, 14805), (9870, 13326), (11105, 11844)]