996723366920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{859}}^1\times {\mathrm{2803}}^1$

素因数の和:3883

約数の個数: 128

約数和(自身を含む): 2291832576000

約数和(自身を除く): 1295109209080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 131, 158, 262, 316, 395, 524, 632, 655, 790, 859, 1048, 1310, 1580, 1718, 2620, 2803, 3160, 3436, 4295, 5240, 5606, 6872, 8590, 10349, 11212, 14015, 17180, 20698, 22424, 28030, 34360, 41396, 51745, 56060, 67861, 82792, 103490, 112120, 112529, 135722, 206980, 221437, 225058, 271444, 339305, 367193, 413960, 442874, 450116, 542888, 562645, 678610, 734386, 885748, 900232, 1107185, 1125290, 1357220, 1468772, 1771496, 1835965, 2214370, 2250580, 2407777, 2714440, 2937544, 3671930, 4428740, 4501160, 4815554, 7343860, 8857480, 8889791, 9631108, 12038885, 14687720, 17779582, 19262216, 24077770, 29008247, 35559164, 44448955, 48155540, 58016494, 71118328, 88897910, 96311080, 116032988, 145041235, 177795820, 190214383, 232065976, 290082470, 315418787, 355591640, 380428766, 580164940, 630837574, 760857532, 951071915, 1160329880, 1261675148, 1521715064, 1577093935, 1902143830, 2523350296, 3154187870, 3804287660, 6308375740, 7608575320, 12616751480, 24918084173, 49836168346, 99672336692, 124590420865, 199344673384, 249180841730, 498361683460, 996723366920]

約数ペア:

[(1, 996723366920), (2, 498361683460), (4, 249180841730), (5, 199344673384), (8, 124590420865), (10, 99672336692), (20, 49836168346), (40, 24918084173), (79, 12616751480), (131, 7608575320), (158, 6308375740), (262, 3804287660), (316, 3154187870), (395, 2523350296), (524, 1902143830), (632, 1577093935), (655, 1521715064), (790, 1261675148), (859, 1160329880), (1048, 951071915), (1310, 760857532), (1580, 630837574), (1718, 580164940), (2620, 380428766), (2803, 355591640), (3160, 315418787), (3436, 290082470), (4295, 232065976), (5240, 190214383), (5606, 177795820), (6872, 145041235), (8590, 116032988), (10349, 96311080), (11212, 88897910), (14015, 71118328), (17180, 58016494), (20698, 48155540), (22424, 44448955), (28030, 35559164), (34360, 29008247), (41396, 24077770), (51745, 19262216), (56060, 17779582), (67861, 14687720), (82792, 12038885), (103490, 9631108), (112120, 8889791), (112529, 8857480), (135722, 7343860), (206980, 4815554), (221437, 4501160), (225058, 4428740), (271444, 3671930), (339305, 2937544), (367193, 2714440), (413960, 2407777), (442874, 2250580), (450116, 2214370), (542888, 1835965), (562645, 1771496), (678610, 1468772), (734386, 1357220), (885748, 1125290), (900232, 1107185)]