402142416

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20789}}^1$

素因数の和:20844

約数の個数: 80

約数和(自身を含む): 1154926080

約数和(自身を除く): 752783664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 20789, 41578, 62367, 83156, 124734, 166312, 249468, 270257, 332624, 498936, 540514, 644459, 810771, 997872, 1081028, 1288918, 1621542, 1933377, 2162056, 2577836, 3243084, 3866754, 4324112, 5155672, 6486168, 7733508, 8377967, 10311344, 12972336, 15467016, 16755934, 25133901, 30934032, 33511868, 50267802, 67023736, 100535604, 134047472, 201071208, 402142416]

約数ペア:

[(1, 402142416), (2, 201071208), (3, 134047472), (4, 100535604), (6, 67023736), (8, 50267802), (12, 33511868), (13, 30934032), (16, 25133901), (24, 16755934), (26, 15467016), (31, 12972336), (39, 10311344), (48, 8377967), (52, 7733508), (62, 6486168), (78, 5155672), (93, 4324112), (104, 3866754), (124, 3243084), (156, 2577836), (186, 2162056), (208, 1933377), (248, 1621542), (312, 1288918), (372, 1081028), (403, 997872), (496, 810771), (624, 644459), (744, 540514), (806, 498936), (1209, 332624), (1488, 270257), (1612, 249468), (2418, 166312), (3224, 124734), (4836, 83156), (6448, 62367), (9672, 41578), (19344, 20789)]