621321840

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1090

約数の個数: 240

約数和(自身を含む): 2235856896

約数和(自身を除く): 1614535056

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, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 240, 243, 248, 270, 279, 310, 324, 360, 372, 405, 432, 465, 486, 496, 540, 558, 620, 648, 720, 744, 810, 837, 930, 972, 1031, 1080, 1116, 1215, 1240, 1296, 1395, 1488, 1620, 1674, 1860, 1944, 2062, 2160, 2232, 2430, 2480, 2511, 2790, 3093, 3240, 3348, 3720, 3888, 4124, 4185, 4464, 4860, 5022, 5155, 5580, 6186, 6480, 6696, 7440, 7533, 8248, 8370, 9279, 9720, 10044, 10310, 11160, 12372, 12555, 13392, 15066, 15465, 16496, 16740, 18558, 19440, 20088, 20620, 22320, 24744, 25110, 27837, 30132, 30930, 31961, 33480, 37116, 37665, 40176, 41240, 46395, 49488, 50220, 55674, 60264, 61860, 63922, 66960, 74232, 75330, 82480, 83511, 92790, 95883, 100440, 111348, 120528, 123720, 127844, 139185, 148464, 150660, 159805, 167022, 185580, 191766, 200880, 222696, 247440, 250533, 255688, 278370, 287649, 301320, 319610, 334044, 371160, 383532, 417555, 445392, 479415, 501066, 511376, 556740, 575298, 602640, 639220, 668088, 742320, 767064, 835110, 862947, 958830, 1002132, 1113480, 1150596, 1252665, 1278440, 1336176, 1438245, 1534128, 1670220, 1725894, 1917660, 2004264, 2226960, 2301192, 2505330, 2556880, 2588841, 2876490, 3340440, 3451788, 3835320, 4008528, 4314735, 4602384, 5010660, 5177682, 5752980, 6680880, 6903576, 7670640, 7766523, 8629470, 10021320, 10355364, 11505960, 12944205, 13807152, 15533046, 17258940, 20042640, 20710728, 23011920, 25888410, 31066092, 34517880, 38832615, 41421456, 51776820, 62132184, 69035760, 77665230, 103553640, 124264368, 155330460, 207107280, 310660920, 621321840]

約数ペア:

[(1, 621321840), (2, 310660920), (3, 207107280), (4, 155330460), (5, 124264368), (6, 103553640), (8, 77665230), (9, 69035760), (10, 62132184), (12, 51776820), (15, 41421456), (16, 38832615), (18, 34517880), (20, 31066092), (24, 25888410), (27, 23011920), (30, 20710728), (31, 20042640), (36, 17258940), (40, 15533046), (45, 13807152), (48, 12944205), (54, 11505960), (60, 10355364), (62, 10021320), (72, 8629470), (80, 7766523), (81, 7670640), (90, 6903576), (93, 6680880), (108, 5752980), (120, 5177682), (124, 5010660), (135, 4602384), (144, 4314735), (155, 4008528), (162, 3835320), (180, 3451788), (186, 3340440), (216, 2876490), (240, 2588841), (243, 2556880), (248, 2505330), (270, 2301192), (279, 2226960), (310, 2004264), (324, 1917660), (360, 1725894), (372, 1670220), (405, 1534128), (432, 1438245), (465, 1336176), (486, 1278440), (496, 1252665), (540, 1150596), (558, 1113480), (620, 1002132), (648, 958830), (720, 862947), (744, 835110), (810, 767064), (837, 742320), (930, 668088), (972, 639220), (1031, 602640), (1080, 575298), (1116, 556740), (1215, 511376), (1240, 501066), (1296, 479415), (1395, 445392), (1488, 417555), (1620, 383532), (1674, 371160), (1860, 334044), (1944, 319610), (2062, 301320), (2160, 287649), (2232, 278370), (2430, 255688), (2480, 250533), (2511, 247440), (2790, 222696), (3093, 200880), (3240, 191766), (3348, 185580), (3720, 167022), (3888, 159805), (4124, 150660), (4185, 148464), (4464, 139185), (4860, 127844), (5022, 123720), (5155, 120528), (5580, 111348), (6186, 100440), (6480, 95883), (6696, 92790), (7440, 83511), (7533, 82480), (8248, 75330), (8370, 74232), (9279, 66960), (9720, 63922), (10044, 61860), (10310, 60264), (11160, 55674), (12372, 50220), (12555, 49488), (13392, 46395), (15066, 41240), (15465, 40176), (16496, 37665), (16740, 37116), (18558, 33480), (19440, 31961), (20088, 30930), (20620, 30132), (22320, 27837), (24744, 25110)]