215343856

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:439

約数の個数: 120

約数和(自身を含む): 534441984

約数和(自身を除く): 319098128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 169, 182, 208, 217, 248, 338, 364, 367, 403, 434, 496, 676, 728, 734, 806, 868, 1183, 1352, 1456, 1468, 1612, 1736, 2366, 2569, 2704, 2821, 2936, 3224, 3472, 4732, 4771, 5138, 5239, 5642, 5872, 6448, 9464, 9542, 10276, 10478, 11284, 11377, 18928, 19084, 20552, 20956, 22568, 22754, 33397, 36673, 38168, 41104, 41912, 45136, 45508, 62023, 66794, 73346, 76336, 79639, 83824, 91016, 124046, 133588, 146692, 147901, 159278, 182032, 248092, 267176, 293384, 295802, 318556, 434161, 496184, 534352, 586768, 591604, 637112, 868322, 992368, 1035307, 1183208, 1274224, 1736644, 1922713, 2070614, 2366416, 3473288, 3845426, 4141228, 6946576, 7690852, 8282456, 13458991, 15381704, 16564912, 26917982, 30763408, 53835964, 107671928, 215343856]

約数ペア:

[(1, 215343856), (2, 107671928), (4, 53835964), (7, 30763408), (8, 26917982), (13, 16564912), (14, 15381704), (16, 13458991), (26, 8282456), (28, 7690852), (31, 6946576), (52, 4141228), (56, 3845426), (62, 3473288), (91, 2366416), (104, 2070614), (112, 1922713), (124, 1736644), (169, 1274224), (182, 1183208), (208, 1035307), (217, 992368), (248, 868322), (338, 637112), (364, 591604), (367, 586768), (403, 534352), (434, 496184), (496, 434161), (676, 318556), (728, 295802), (734, 293384), (806, 267176), (868, 248092), (1183, 182032), (1352, 159278), (1456, 147901), (1468, 146692), (1612, 133588), (1736, 124046), (2366, 91016), (2569, 83824), (2704, 79639), (2821, 76336), (2936, 73346), (3224, 66794), (3472, 62023), (4732, 45508), (4771, 45136), (5138, 41912), (5239, 41104), (5642, 38168), (5872, 36673), (6448, 33397), (9464, 22754), (9542, 22568), (10276, 20956), (10478, 20552), (11284, 19084), (11377, 18928)]