218204140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{1171}}^1$

素因数の和:1220

約数の個数: 96

約数和(自身を含む): 576511488

約数和(自身を除く): 358307348

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1171, 1210, 1331, 1540, 1694, 2342, 2420, 2662, 3388, 4235, 4684, 5324, 5855, 6655, 8197, 8470, 9317, 11710, 12881, 13310, 16394, 16940, 18634, 23420, 25762, 26620, 32788, 37268, 40985, 46585, 51524, 64405, 81970, 90167, 93170, 128810, 141691, 163940, 180334, 186340, 257620, 283382, 360668, 450835, 566764, 708455, 901670, 991837, 1416910, 1558601, 1803340, 1983674, 2833820, 3117202, 3967348, 4959185, 6234404, 7793005, 9918370, 10910207, 15586010, 19836740, 21820414, 31172020, 43640828, 54551035, 109102070, 218204140]

約数ペア:

[(1, 218204140), (2, 109102070), (4, 54551035), (5, 43640828), (7, 31172020), (10, 21820414), (11, 19836740), (14, 15586010), (20, 10910207), (22, 9918370), (28, 7793005), (35, 6234404), (44, 4959185), (55, 3967348), (70, 3117202), (77, 2833820), (110, 1983674), (121, 1803340), (140, 1558601), (154, 1416910), (220, 991837), (242, 901670), (308, 708455), (385, 566764), (484, 450835), (605, 360668), (770, 283382), (847, 257620), (1171, 186340), (1210, 180334), (1331, 163940), (1540, 141691), (1694, 128810), (2342, 93170), (2420, 90167), (2662, 81970), (3388, 64405), (4235, 51524), (4684, 46585), (5324, 40985), (5855, 37268), (6655, 32788), (8197, 26620), (8470, 25762), (9317, 23420), (11710, 18634), (12881, 16940), (13310, 16394)]