161855316

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{17359}}^1$

素因数の和:17413

約数の個数: 72

約数和(自身を含む): 480247040

約数和(自身を除く): 318391724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 3108, 4662, 9324, 17359, 34718, 52077, 69436, 104154, 121513, 156231, 208308, 243026, 312462, 364539, 486052, 624924, 642283, 729078, 1093617, 1284566, 1458156, 1926849, 2187234, 2569132, 3853698, 4374468, 4495981, 5780547, 7707396, 8991962, 11561094, 13487943, 17983924, 23122188, 26975886, 40463829, 53951772, 80927658, 161855316]

約数ペア:

[(1, 161855316), (2, 80927658), (3, 53951772), (4, 40463829), (6, 26975886), (7, 23122188), (9, 17983924), (12, 13487943), (14, 11561094), (18, 8991962), (21, 7707396), (28, 5780547), (36, 4495981), (37, 4374468), (42, 3853698), (63, 2569132), (74, 2187234), (84, 1926849), (111, 1458156), (126, 1284566), (148, 1093617), (222, 729078), (252, 642283), (259, 624924), (333, 486052), (444, 364539), (518, 312462), (666, 243026), (777, 208308), (1036, 156231), (1332, 121513), (1554, 104154), (2331, 69436), (3108, 52077), (4662, 34718), (9324, 17359)]