161985960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1181}}^1$

素因数の和:1328

約数の個数: 128

約数和(自身を含む): 544665600

約数和(自身を除く): 382679640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 127, 135, 180, 216, 254, 270, 360, 381, 508, 540, 635, 762, 1016, 1080, 1143, 1181, 1270, 1524, 1905, 2286, 2362, 2540, 3048, 3429, 3543, 3810, 4572, 4724, 5080, 5715, 5905, 6858, 7086, 7620, 9144, 9448, 10629, 11430, 11810, 13716, 14172, 15240, 17145, 17715, 21258, 22860, 23620, 27432, 28344, 31887, 34290, 35430, 42516, 45720, 47240, 53145, 63774, 68580, 70860, 85032, 106290, 127548, 137160, 141720, 149987, 159435, 212580, 255096, 299974, 318870, 425160, 449961, 599948, 637740, 749935, 899922, 1199896, 1275480, 1349883, 1499870, 1799844, 2249805, 2699766, 2999740, 3599688, 4049649, 4499610, 5399532, 5999480, 6749415, 8099298, 8999220, 10799064, 13498830, 16198596, 17998440, 20248245, 26997660, 32397192, 40496490, 53995320, 80992980, 161985960]

約数ペア:

[(1, 161985960), (2, 80992980), (3, 53995320), (4, 40496490), (5, 32397192), (6, 26997660), (8, 20248245), (9, 17998440), (10, 16198596), (12, 13498830), (15, 10799064), (18, 8999220), (20, 8099298), (24, 6749415), (27, 5999480), (30, 5399532), (36, 4499610), (40, 4049649), (45, 3599688), (54, 2999740), (60, 2699766), (72, 2249805), (90, 1799844), (108, 1499870), (120, 1349883), (127, 1275480), (135, 1199896), (180, 899922), (216, 749935), (254, 637740), (270, 599948), (360, 449961), (381, 425160), (508, 318870), (540, 299974), (635, 255096), (762, 212580), (1016, 159435), (1080, 149987), (1143, 141720), (1181, 137160), (1270, 127548), (1524, 106290), (1905, 85032), (2286, 70860), (2362, 68580), (2540, 63774), (3048, 53145), (3429, 47240), (3543, 45720), (3810, 42516), (4572, 35430), (4724, 34290), (5080, 31887), (5715, 28344), (5905, 27432), (6858, 23620), (7086, 22860), (7620, 21258), (9144, 17715), (9448, 17145), (10629, 15240), (11430, 14172), (11810, 13716)]