664354416

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{20627}}^1$

素因数の和:20710

約数の個数: 80

約数和(自身を含む): 1903056768

約数和(自身を除く): 1238702352

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 61, 66, 88, 122, 132, 176, 183, 244, 264, 366, 488, 528, 671, 732, 976, 1342, 1464, 2013, 2684, 2928, 4026, 5368, 8052, 10736, 16104, 20627, 32208, 41254, 61881, 82508, 123762, 165016, 226897, 247524, 330032, 453794, 495048, 680691, 907588, 990096, 1258247, 1361382, 1815176, 2516494, 2722764, 3630352, 3774741, 5032988, 5445528, 7549482, 10065976, 10891056, 13840717, 15098964, 20131952, 27681434, 30197928, 41522151, 55362868, 60395856, 83044302, 110725736, 166088604, 221451472, 332177208, 664354416]

約数ペア:

[(1, 664354416), (2, 332177208), (3, 221451472), (4, 166088604), (6, 110725736), (8, 83044302), (11, 60395856), (12, 55362868), (16, 41522151), (22, 30197928), (24, 27681434), (33, 20131952), (44, 15098964), (48, 13840717), (61, 10891056), (66, 10065976), (88, 7549482), (122, 5445528), (132, 5032988), (176, 3774741), (183, 3630352), (244, 2722764), (264, 2516494), (366, 1815176), (488, 1361382), (528, 1258247), (671, 990096), (732, 907588), (976, 680691), (1342, 495048), (1464, 453794), (2013, 330032), (2684, 247524), (2928, 226897), (4026, 165016), (5368, 123762), (8052, 82508), (10736, 61881), (16104, 41254), (20627, 32208)]