220120370992

素因数分解:

$2^4\times {\mathrm{37}}^2\times {\mathrm{61}}^1\times {\mathrm{164743}}^1$

素因数の和:164886

約数の個数: 60

約数和(自身を含む): 445509620976

約数和(自身を除く): 225389249984

約数列:

[1, 2, 4, 8, 16, 37, 61, 74, 122, 148, 244, 296, 488, 592, 976, 1369, 2257, 2738, 4514, 5476, 9028, 10952, 18056, 21904, 36112, 83509, 164743, 167018, 329486, 334036, 658972, 668072, 1317944, 1336144, 2635888, 6095491, 10049323, 12190982, 20098646, 24381964, 40197292, 48763928, 80394584, 97527856, 160789168, 225533167, 371824951, 451066334, 743649902, 902132668, 1487299804, 1804265336, 2974599608, 3608530672, 5949199216, 13757523187, 27515046374, 55030092748, 110060185496, 220120370992]

約数ペア:

[(1, 220120370992), (2, 110060185496), (4, 55030092748), (8, 27515046374), (16, 13757523187), (37, 5949199216), (61, 3608530672), (74, 2974599608), (122, 1804265336), (148, 1487299804), (244, 902132668), (296, 743649902), (488, 451066334), (592, 371824951), (976, 225533167), (1369, 160789168), (2257, 97527856), (2738, 80394584), (4514, 48763928), (5476, 40197292), (9028, 24381964), (10952, 20098646), (18056, 12190982), (21904, 10049323), (36112, 6095491), (83509, 2635888), (164743, 1336144), (167018, 1317944), (329486, 668072), (334036, 658972)]