56641640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 150854400

約数和(自身を除く): 94212760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 29, 40, 44, 46, 55, 58, 88, 92, 110, 115, 116, 145, 184, 193, 220, 230, 232, 253, 290, 319, 386, 440, 460, 506, 580, 638, 667, 772, 920, 965, 1012, 1160, 1265, 1276, 1334, 1544, 1595, 1930, 2024, 2123, 2530, 2552, 2668, 3190, 3335, 3860, 4246, 4439, 5060, 5336, 5597, 6380, 6670, 7337, 7720, 8492, 8878, 10120, 10615, 11194, 12760, 13340, 14674, 16984, 17756, 21230, 22195, 22388, 26680, 27985, 29348, 35512, 36685, 42460, 44390, 44776, 48829, 55970, 58696, 61567, 73370, 84920, 88780, 97658, 111940, 123134, 128731, 146740, 177560, 195316, 223880, 244145, 246268, 257462, 293480, 307835, 390632, 488290, 492536, 514924, 615670, 643655, 976580, 1029848, 1231340, 1287310, 1416041, 1953160, 2462680, 2574620, 2832082, 5149240, 5664164, 7080205, 11328328, 14160410, 28320820, 56641640]

約数ペア:

[(1, 56641640), (2, 28320820), (4, 14160410), (5, 11328328), (8, 7080205), (10, 5664164), (11, 5149240), (20, 2832082), (22, 2574620), (23, 2462680), (29, 1953160), (40, 1416041), (44, 1287310), (46, 1231340), (55, 1029848), (58, 976580), (88, 643655), (92, 615670), (110, 514924), (115, 492536), (116, 488290), (145, 390632), (184, 307835), (193, 293480), (220, 257462), (230, 246268), (232, 244145), (253, 223880), (290, 195316), (319, 177560), (386, 146740), (440, 128731), (460, 123134), (506, 111940), (580, 97658), (638, 88780), (667, 84920), (772, 73370), (920, 61567), (965, 58696), (1012, 55970), (1160, 48829), (1265, 44776), (1276, 44390), (1334, 42460), (1544, 36685), (1595, 35512), (1930, 29348), (2024, 27985), (2123, 26680), (2530, 22388), (2552, 22195), (2668, 21230), (3190, 17756), (3335, 16984), (3860, 14674), (4246, 13340), (4439, 12760), (5060, 11194), (5336, 10615), (5597, 10120), (6380, 8878), (6670, 8492), (7337, 7720)]