209365072

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1283}}^1$

素因数の和:1376

約数の個数: 80

約数和(自身を含む): 489111552

約数和(自身を除く): 279746480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 47, 56, 62, 94, 112, 124, 188, 217, 248, 329, 376, 434, 496, 658, 752, 868, 1283, 1316, 1457, 1736, 2566, 2632, 2914, 3472, 5132, 5264, 5828, 8981, 10199, 10264, 11656, 17962, 20398, 20528, 23312, 35924, 39773, 40796, 60301, 71848, 79546, 81592, 120602, 143696, 159092, 163184, 241204, 278411, 318184, 422107, 482408, 556822, 636368, 844214, 964816, 1113644, 1688428, 1869331, 2227288, 3376856, 3738662, 4454576, 6753712, 7477324, 13085317, 14954648, 26170634, 29909296, 52341268, 104682536, 209365072]

約数ペア:

[(1, 209365072), (2, 104682536), (4, 52341268), (7, 29909296), (8, 26170634), (14, 14954648), (16, 13085317), (28, 7477324), (31, 6753712), (47, 4454576), (56, 3738662), (62, 3376856), (94, 2227288), (112, 1869331), (124, 1688428), (188, 1113644), (217, 964816), (248, 844214), (329, 636368), (376, 556822), (434, 482408), (496, 422107), (658, 318184), (752, 278411), (868, 241204), (1283, 163184), (1316, 159092), (1457, 143696), (1736, 120602), (2566, 81592), (2632, 79546), (2914, 71848), (3472, 60301), (5132, 40796), (5264, 39773), (5828, 35924), (8981, 23312), (10199, 20528), (10264, 20398), (11656, 17962)]