480438

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:90

約数の個数: 64

約数和(自身を含む): 1290240

約数和(自身を除く): 809802

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 41, 42, 54, 62, 63, 82, 93, 123, 126, 186, 189, 217, 246, 279, 287, 369, 378, 434, 558, 574, 651, 738, 837, 861, 1107, 1271, 1302, 1674, 1722, 1953, 2214, 2542, 2583, 3813, 3906, 5166, 5859, 7626, 7749, 8897, 11439, 11718, 15498, 17794, 22878, 26691, 34317, 53382, 68634, 80073, 160146, 240219, 480438]

約数ペア:

[(1, 480438), (2, 240219), (3, 160146), (6, 80073), (7, 68634), (9, 53382), (14, 34317), (18, 26691), (21, 22878), (27, 17794), (31, 15498), (41, 11718), (42, 11439), (54, 8897), (62, 7749), (63, 7626), (82, 5859), (93, 5166), (123, 3906), (126, 3813), (186, 2583), (189, 2542), (217, 2214), (246, 1953), (279, 1722), (287, 1674), (369, 1302), (378, 1271), (434, 1107), (558, 861), (574, 837), (651, 738)]