220503456

素因数分解:

$2^5\times 3^2\times {\mathrm{613}}^1\times {\mathrm{1249}}^1$

素因数の和:1878

約数の個数: 72

約数和(自身を含む): 628582500

約数和(自身を除く): 408079044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 613, 1226, 1249, 1839, 2452, 2498, 3678, 3747, 4904, 4996, 5517, 7356, 7494, 9808, 9992, 11034, 11241, 14712, 14988, 19616, 19984, 22068, 22482, 29424, 29976, 39968, 44136, 44964, 58848, 59952, 88272, 89928, 119904, 176544, 179856, 359712, 765637, 1531274, 2296911, 3062548, 4593822, 6125096, 6890733, 9187644, 12250192, 13781466, 18375288, 24500384, 27562932, 36750576, 55125864, 73501152, 110251728, 220503456]

約数ペア:

[(1, 220503456), (2, 110251728), (3, 73501152), (4, 55125864), (6, 36750576), (8, 27562932), (9, 24500384), (12, 18375288), (16, 13781466), (18, 12250192), (24, 9187644), (32, 6890733), (36, 6125096), (48, 4593822), (72, 3062548), (96, 2296911), (144, 1531274), (288, 765637), (613, 359712), (1226, 179856), (1249, 176544), (1839, 119904), (2452, 89928), (2498, 88272), (3678, 59952), (3747, 58848), (4904, 44964), (4996, 44136), (5517, 39968), (7356, 29976), (7494, 29424), (9808, 22482), (9992, 22068), (11034, 19984), (11241, 19616), (14712, 14988)]