255123904

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:390

約数の個数: 112

約数和(自身を含む): 608990400

約数和(自身を除く): 353866496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 73, 112, 116, 146, 203, 224, 232, 269, 292, 406, 448, 464, 511, 538, 584, 812, 928, 1022, 1076, 1168, 1624, 1856, 1883, 2044, 2117, 2152, 2336, 3248, 3766, 4088, 4234, 4304, 4672, 6496, 7532, 7801, 8176, 8468, 8608, 12992, 14819, 15064, 15602, 16352, 16936, 17216, 19637, 29638, 30128, 31204, 32704, 33872, 39274, 54607, 59276, 60256, 62408, 67744, 78548, 109214, 118552, 120512, 124816, 135488, 137459, 157096, 218428, 237104, 249632, 274918, 314192, 436856, 474208, 499264, 549836, 569473, 628384, 873712, 948416, 1099672, 1138946, 1256768, 1747424, 2199344, 2277892, 3494848, 3986311, 4398688, 4555784, 7972622, 8797376, 9111568, 15945244, 18223136, 31890488, 36446272, 63780976, 127561952, 255123904]

約数ペア:

[(1, 255123904), (2, 127561952), (4, 63780976), (7, 36446272), (8, 31890488), (14, 18223136), (16, 15945244), (28, 9111568), (29, 8797376), (32, 7972622), (56, 4555784), (58, 4398688), (64, 3986311), (73, 3494848), (112, 2277892), (116, 2199344), (146, 1747424), (203, 1256768), (224, 1138946), (232, 1099672), (269, 948416), (292, 873712), (406, 628384), (448, 569473), (464, 549836), (511, 499264), (538, 474208), (584, 436856), (812, 314192), (928, 274918), (1022, 249632), (1076, 237104), (1168, 218428), (1624, 157096), (1856, 137459), (1883, 135488), (2044, 124816), (2117, 120512), (2152, 118552), (2336, 109214), (3248, 78548), (3766, 67744), (4088, 62408), (4234, 60256), (4304, 59276), (4672, 54607), (6496, 39274), (7532, 33872), (7801, 32704), (8176, 31204), (8468, 30128), (8608, 29638), (12992, 19637), (14819, 17216), (15064, 16936), (15602, 16352)]