81740304

素因数分解:

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

素因数の和:18356

約数の個数: 60

約数和(自身を含む): 236151552

約数和(自身を除く): 154411248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 18311, 36622, 54933, 73244, 109866, 146488, 164799, 219732, 292976, 329598, 439464, 567641, 659196, 878928, 1135282, 1318392, 1702923, 2270564, 2636784, 3405846, 4541128, 5108769, 6811692, 9082256, 10217538, 13623384, 20435076, 27246768, 40870152, 81740304]

約数ペア:

[(1, 81740304), (2, 40870152), (3, 27246768), (4, 20435076), (6, 13623384), (8, 10217538), (9, 9082256), (12, 6811692), (16, 5108769), (18, 4541128), (24, 3405846), (31, 2636784), (36, 2270564), (48, 1702923), (62, 1318392), (72, 1135282), (93, 878928), (124, 659196), (144, 567641), (186, 439464), (248, 329598), (279, 292976), (372, 219732), (496, 164799), (558, 146488), (744, 109866), (1116, 73244), (1488, 54933), (2232, 36622), (4464, 18311)]