257996880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3853}}^1$

素因数の和:3906

約数の個数: 160

約数和(自身を含む): 917560320

約数和(自身を除く): 659563440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 3348, 3720, 3853, 4185, 4464, 5580, 6696, 7440, 7706, 8370, 11160, 11559, 13392, 15412, 16740, 19265, 22320, 23118, 30824, 33480, 34677, 38530, 46236, 57795, 61648, 66960, 69354, 77060, 92472, 104031, 115590, 119443, 138708, 154120, 173385, 184944, 208062, 231180, 238886, 277416, 308240, 346770, 358329, 416124, 462360, 477772, 520155, 554832, 597215, 693540, 716658, 832248, 924720, 955544, 1040310, 1074987, 1194430, 1387080, 1433316, 1664496, 1791645, 1911088, 2080620, 2149974, 2388860, 2774160, 2866632, 3224961, 3583290, 4161240, 4299948, 4777720, 5374935, 5733264, 6449922, 7166580, 8322480, 8599896, 9555440, 10749870, 12899844, 14333160, 16124805, 17199792, 21499740, 25799688, 28666320, 32249610, 42999480, 51599376, 64499220, 85998960, 128998440, 257996880]

約数ペア:

[(1, 257996880), (2, 128998440), (3, 85998960), (4, 64499220), (5, 51599376), (6, 42999480), (8, 32249610), (9, 28666320), (10, 25799688), (12, 21499740), (15, 17199792), (16, 16124805), (18, 14333160), (20, 12899844), (24, 10749870), (27, 9555440), (30, 8599896), (31, 8322480), (36, 7166580), (40, 6449922), (45, 5733264), (48, 5374935), (54, 4777720), (60, 4299948), (62, 4161240), (72, 3583290), (80, 3224961), (90, 2866632), (93, 2774160), (108, 2388860), (120, 2149974), (124, 2080620), (135, 1911088), (144, 1791645), (155, 1664496), (180, 1433316), (186, 1387080), (216, 1194430), (240, 1074987), (248, 1040310), (270, 955544), (279, 924720), (310, 832248), (360, 716658), (372, 693540), (432, 597215), (465, 554832), (496, 520155), (540, 477772), (558, 462360), (620, 416124), (720, 358329), (744, 346770), (837, 308240), (930, 277416), (1080, 238886), (1116, 231180), (1240, 208062), (1395, 184944), (1488, 173385), (1674, 154120), (1860, 138708), (2160, 119443), (2232, 115590), (2480, 104031), (2790, 92472), (3348, 77060), (3720, 69354), (3853, 66960), (4185, 61648), (4464, 57795), (5580, 46236), (6696, 38530), (7440, 34677), (7706, 33480), (8370, 30824), (11160, 23118), (11559, 22320), (13392, 19265), (15412, 16740)]