2681242960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:533

約数の個数: 160

約数和(自身を含む): 6961054464

約数和(自身を除く): 4279811504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 97, 101, 110, 176, 194, 202, 220, 311, 388, 404, 440, 485, 505, 622, 776, 808, 880, 970, 1010, 1067, 1111, 1244, 1552, 1555, 1616, 1940, 2020, 2134, 2222, 2488, 3110, 3421, 3880, 4040, 4268, 4444, 4976, 5335, 5555, 6220, 6842, 7760, 8080, 8536, 8888, 9797, 10670, 11110, 12440, 13684, 17072, 17105, 17776, 19594, 21340, 22220, 24880, 27368, 30167, 31411, 34210, 39188, 42680, 44440, 48985, 54736, 60334, 62822, 68420, 78376, 85360, 88880, 97970, 107767, 120668, 125644, 136840, 150835, 156752, 157055, 195940, 215534, 241336, 251288, 273680, 301670, 314110, 331837, 345521, 391880, 431068, 482672, 502576, 538835, 603340, 628220, 663674, 691042, 783760, 862136, 1077670, 1206680, 1256440, 1327348, 1382084, 1659185, 1724272, 1727605, 2155340, 2413360, 2512880, 2654696, 2764168, 3046867, 3318370, 3455210, 4310680, 5309392, 5528336, 6093734, 6636740, 6910420, 8621360, 12187468, 13273480, 13820840, 15234335, 24374936, 26546960, 27641680, 30468670, 33515537, 48749872, 60937340, 67031074, 121874680, 134062148, 167577685, 243749360, 268124296, 335155370, 536248592, 670310740, 1340621480, 2681242960]

約数ペア:

[(1, 2681242960), (2, 1340621480), (4, 670310740), (5, 536248592), (8, 335155370), (10, 268124296), (11, 243749360), (16, 167577685), (20, 134062148), (22, 121874680), (40, 67031074), (44, 60937340), (55, 48749872), (80, 33515537), (88, 30468670), (97, 27641680), (101, 26546960), (110, 24374936), (176, 15234335), (194, 13820840), (202, 13273480), (220, 12187468), (311, 8621360), (388, 6910420), (404, 6636740), (440, 6093734), (485, 5528336), (505, 5309392), (622, 4310680), (776, 3455210), (808, 3318370), (880, 3046867), (970, 2764168), (1010, 2654696), (1067, 2512880), (1111, 2413360), (1244, 2155340), (1552, 1727605), (1555, 1724272), (1616, 1659185), (1940, 1382084), (2020, 1327348), (2134, 1256440), (2222, 1206680), (2488, 1077670), (3110, 862136), (3421, 783760), (3880, 691042), (4040, 663674), (4268, 628220), (4444, 603340), (4976, 538835), (5335, 502576), (5555, 482672), (6220, 431068), (6842, 391880), (7760, 345521), (8080, 331837), (8536, 314110), (8888, 301670), (9797, 273680), (10670, 251288), (11110, 241336), (12440, 215534), (13684, 195940), (17072, 157055), (17105, 156752), (17776, 150835), (19594, 136840), (21340, 125644), (22220, 120668), (24880, 107767), (27368, 97970), (30167, 88880), (31411, 85360), (34210, 78376), (39188, 68420), (42680, 62822), (44440, 60334), (48985, 54736)]