161848656

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^2\times {\mathrm{821}}^1$

素因数の和:909

約数の個数: 90

約数和(自身を含む): 466091262

約数和(自身を除く): 304242606

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 821, 888, 1332, 1369, 1642, 1776, 2463, 2664, 2738, 3284, 4107, 4926, 5328, 5476, 6568, 7389, 8214, 9852, 10952, 12321, 13136, 14778, 16428, 19704, 21904, 24642, 29556, 30377, 32856, 39408, 49284, 59112, 60754, 65712, 91131, 98568, 118224, 121508, 182262, 197136, 243016, 273393, 364524, 486032, 546786, 729048, 1093572, 1123949, 1458096, 2187144, 2247898, 3371847, 4374288, 4495796, 6743694, 8991592, 10115541, 13487388, 17983184, 20231082, 26974776, 40462164, 53949552, 80924328, 161848656]

約数ペア:

[(1, 161848656), (2, 80924328), (3, 53949552), (4, 40462164), (6, 26974776), (8, 20231082), (9, 17983184), (12, 13487388), (16, 10115541), (18, 8991592), (24, 6743694), (36, 4495796), (37, 4374288), (48, 3371847), (72, 2247898), (74, 2187144), (111, 1458096), (144, 1123949), (148, 1093572), (222, 729048), (296, 546786), (333, 486032), (444, 364524), (592, 273393), (666, 243016), (821, 197136), (888, 182262), (1332, 121508), (1369, 118224), (1642, 98568), (1776, 91131), (2463, 65712), (2664, 60754), (2738, 59112), (3284, 49284), (4107, 39408), (4926, 32856), (5328, 30377), (5476, 29556), (6568, 24642), (7389, 21904), (8214, 19704), (9852, 16428), (10952, 14778), (12321, 13136)]