128445648

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2333}}^1$

素因数の和:2412

約数の個数: 80

約数和(自身を含む): 351929856

約数和(自身を除く): 223484208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 37, 48, 62, 74, 93, 111, 124, 148, 186, 222, 248, 296, 372, 444, 496, 592, 744, 888, 1147, 1488, 1776, 2294, 2333, 3441, 4588, 4666, 6882, 6999, 9176, 9332, 13764, 13998, 18352, 18664, 27528, 27996, 37328, 55056, 55992, 72323, 86321, 111984, 144646, 172642, 216969, 258963, 289292, 345284, 433938, 517926, 578584, 690568, 867876, 1035852, 1157168, 1381136, 1735752, 2071704, 2675951, 3471504, 4143408, 5351902, 8027853, 10703804, 16055706, 21407608, 32111412, 42815216, 64222824, 128445648]

約数ペア:

[(1, 128445648), (2, 64222824), (3, 42815216), (4, 32111412), (6, 21407608), (8, 16055706), (12, 10703804), (16, 8027853), (24, 5351902), (31, 4143408), (37, 3471504), (48, 2675951), (62, 2071704), (74, 1735752), (93, 1381136), (111, 1157168), (124, 1035852), (148, 867876), (186, 690568), (222, 578584), (248, 517926), (296, 433938), (372, 345284), (444, 289292), (496, 258963), (592, 216969), (744, 172642), (888, 144646), (1147, 111984), (1488, 86321), (1776, 72323), (2294, 55992), (2333, 55056), (3441, 37328), (4588, 27996), (4666, 27528), (6882, 18664), (6999, 18352), (9176, 13998), (9332, 13764)]