139071456

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:505

約数の個数: 144

約数和(自身を含む): 420271488

約数和(自身を除く): 281200032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 37, 48, 62, 72, 74, 93, 96, 111, 124, 144, 148, 186, 222, 248, 279, 288, 296, 333, 372, 421, 444, 496, 558, 592, 666, 744, 842, 888, 992, 1116, 1147, 1184, 1263, 1332, 1488, 1684, 1776, 2232, 2294, 2526, 2664, 2976, 3368, 3441, 3552, 3789, 4464, 4588, 5052, 5328, 6736, 6882, 7578, 8928, 9176, 10104, 10323, 10656, 13051, 13472, 13764, 15156, 15577, 18352, 20208, 20646, 26102, 27528, 30312, 31154, 36704, 39153, 40416, 41292, 46731, 52204, 55056, 60624, 62308, 78306, 82584, 93462, 104408, 110112, 117459, 121248, 124616, 140193, 156612, 165168, 186924, 208816, 234918, 249232, 280386, 313224, 330336, 373848, 417632, 469836, 482887, 498464, 560772, 626448, 747696, 939672, 965774, 1121544, 1252896, 1448661, 1495392, 1879344, 1931548, 2243088, 2897322, 3758688, 3863096, 4345983, 4486176, 5794644, 7726192, 8691966, 11589288, 15452384, 17383932, 23178576, 34767864, 46357152, 69535728, 139071456]

約数ペア:

[(1, 139071456), (2, 69535728), (3, 46357152), (4, 34767864), (6, 23178576), (8, 17383932), (9, 15452384), (12, 11589288), (16, 8691966), (18, 7726192), (24, 5794644), (31, 4486176), (32, 4345983), (36, 3863096), (37, 3758688), (48, 2897322), (62, 2243088), (72, 1931548), (74, 1879344), (93, 1495392), (96, 1448661), (111, 1252896), (124, 1121544), (144, 965774), (148, 939672), (186, 747696), (222, 626448), (248, 560772), (279, 498464), (288, 482887), (296, 469836), (333, 417632), (372, 373848), (421, 330336), (444, 313224), (496, 280386), (558, 249232), (592, 234918), (666, 208816), (744, 186924), (842, 165168), (888, 156612), (992, 140193), (1116, 124616), (1147, 121248), (1184, 117459), (1263, 110112), (1332, 104408), (1488, 93462), (1684, 82584), (1776, 78306), (2232, 62308), (2294, 60624), (2526, 55056), (2664, 52204), (2976, 46731), (3368, 41292), (3441, 40416), (3552, 39153), (3789, 36704), (4464, 31154), (4588, 30312), (5052, 27528), (5328, 26102), (6736, 20646), (6882, 20208), (7578, 18352), (8928, 15577), (9176, 15156), (10104, 13764), (10323, 13472), (10656, 13051)]