355148920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{26987}}^1$

素因数の和:27052

約数の個数: 64

約数和(自身を含む): 932705280

約数和(自身を除く): 577556360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6580, 13160, 26987, 53974, 107948, 134935, 188909, 215896, 269870, 377818, 539740, 755636, 944545, 1079480, 1268389, 1511272, 1889090, 2536778, 3778180, 5073556, 6341945, 7556360, 8878723, 10147112, 12683890, 17757446, 25367780, 35514892, 44393615, 50735560, 71029784, 88787230, 177574460, 355148920]

約数ペア:

[(1, 355148920), (2, 177574460), (4, 88787230), (5, 71029784), (7, 50735560), (8, 44393615), (10, 35514892), (14, 25367780), (20, 17757446), (28, 12683890), (35, 10147112), (40, 8878723), (47, 7556360), (56, 6341945), (70, 5073556), (94, 3778180), (140, 2536778), (188, 1889090), (235, 1511272), (280, 1268389), (329, 1079480), (376, 944545), (470, 755636), (658, 539740), (940, 377818), (1316, 269870), (1645, 215896), (1880, 188909), (2632, 134935), (3290, 107948), (6580, 53974), (13160, 26987)]