420932880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18859}}^1$

素因数の和:18909

約数の個数: 120

約数和(自身を含む): 1459311360

約数和(自身を除く): 1038378480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 18859, 22320, 37718, 56577, 75436, 94295, 113154, 150872, 169731, 188590, 226308, 282885, 301744, 339462, 377180, 452616, 565770, 584629, 678924, 754360, 848655, 905232, 1131540, 1169258, 1357848, 1508720, 1697310, 1753887, 2263080, 2338516, 2715696, 2923145, 3394620, 3507774, 4526160, 4677032, 5261661, 5846290, 6789240, 7015548, 8769435, 9354064, 10523322, 11692580, 13578480, 14031096, 17538870, 21046644, 23385160, 26308305, 28062192, 35077740, 42093288, 46770320, 52616610, 70155480, 84186576, 105233220, 140310960, 210466440, 420932880]

約数ペア:

[(1, 420932880), (2, 210466440), (3, 140310960), (4, 105233220), (5, 84186576), (6, 70155480), (8, 52616610), (9, 46770320), (10, 42093288), (12, 35077740), (15, 28062192), (16, 26308305), (18, 23385160), (20, 21046644), (24, 17538870), (30, 14031096), (31, 13578480), (36, 11692580), (40, 10523322), (45, 9354064), (48, 8769435), (60, 7015548), (62, 6789240), (72, 5846290), (80, 5261661), (90, 4677032), (93, 4526160), (120, 3507774), (124, 3394620), (144, 2923145), (155, 2715696), (180, 2338516), (186, 2263080), (240, 1753887), (248, 1697310), (279, 1508720), (310, 1357848), (360, 1169258), (372, 1131540), (465, 905232), (496, 848655), (558, 754360), (620, 678924), (720, 584629), (744, 565770), (930, 452616), (1116, 377180), (1240, 339462), (1395, 301744), (1488, 282885), (1860, 226308), (2232, 188590), (2480, 169731), (2790, 150872), (3720, 113154), (4464, 94295), (5580, 75436), (7440, 56577), (11160, 37718), (18859, 22320)]