408701520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18311}}^1$

素因数の和:18361

約数の個数: 120

約数和(自身を含む): 1416909312

約数和(自身を除く): 1008207792

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, 18311, 22320, 36622, 54933, 73244, 91555, 109866, 146488, 164799, 183110, 219732, 274665, 292976, 329598, 366220, 439464, 549330, 567641, 659196, 732440, 823995, 878928, 1098660, 1135282, 1318392, 1464880, 1647990, 1702923, 2197320, 2270564, 2636784, 2838205, 3295980, 3405846, 4394640, 4541128, 5108769, 5676410, 6591960, 6811692, 8514615, 9082256, 10217538, 11352820, 13183920, 13623384, 17029230, 20435076, 22705640, 25543845, 27246768, 34058460, 40870152, 45411280, 51087690, 68116920, 81740304, 102175380, 136233840, 204350760, 408701520]

約数ペア:

[(1, 408701520), (2, 204350760), (3, 136233840), (4, 102175380), (5, 81740304), (6, 68116920), (8, 51087690), (9, 45411280), (10, 40870152), (12, 34058460), (15, 27246768), (16, 25543845), (18, 22705640), (20, 20435076), (24, 17029230), (30, 13623384), (31, 13183920), (36, 11352820), (40, 10217538), (45, 9082256), (48, 8514615), (60, 6811692), (62, 6591960), (72, 5676410), (80, 5108769), (90, 4541128), (93, 4394640), (120, 3405846), (124, 3295980), (144, 2838205), (155, 2636784), (180, 2270564), (186, 2197320), (240, 1702923), (248, 1647990), (279, 1464880), (310, 1318392), (360, 1135282), (372, 1098660), (465, 878928), (496, 823995), (558, 732440), (620, 659196), (720, 567641), (744, 549330), (930, 439464), (1116, 366220), (1240, 329598), (1395, 292976), (1488, 274665), (1860, 219732), (2232, 183110), (2480, 164799), (2790, 146488), (3720, 109866), (4464, 91555), (5580, 73244), (7440, 54933), (11160, 36622), (18311, 22320)]