277515472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 603516928

約数和(自身を除く): 326001456

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 193, 208, 223, 248, 386, 403, 446, 496, 772, 806, 892, 1544, 1612, 1784, 2509, 2899, 3088, 3224, 3568, 5018, 5798, 5983, 6448, 6913, 10036, 11596, 11966, 13826, 20072, 23192, 23932, 27652, 40144, 43039, 46384, 47864, 55304, 77779, 86078, 89869, 95728, 110608, 155558, 172156, 179738, 311116, 344312, 359476, 559507, 622232, 688624, 718952, 1119014, 1244464, 1334209, 1437904, 2238028, 2668418, 4476056, 5336836, 8952112, 10673672, 17344717, 21347344, 34689434, 69378868, 138757736, 277515472]

約数ペア:

[(1, 277515472), (2, 138757736), (4, 69378868), (8, 34689434), (13, 21347344), (16, 17344717), (26, 10673672), (31, 8952112), (52, 5336836), (62, 4476056), (104, 2668418), (124, 2238028), (193, 1437904), (208, 1334209), (223, 1244464), (248, 1119014), (386, 718952), (403, 688624), (446, 622232), (496, 559507), (772, 359476), (806, 344312), (892, 311116), (1544, 179738), (1612, 172156), (1784, 155558), (2509, 110608), (2899, 95728), (3088, 89869), (3224, 86078), (3568, 77779), (5018, 55304), (5798, 47864), (5983, 46384), (6448, 43039), (6913, 40144), (10036, 27652), (11596, 23932), (11966, 23192), (13826, 20072)]