1990108416

素因数分解:

$2^8\times 3^1\times {\mathrm{71}}^1\times {\mathrm{36497}}^1$

素因数の和:36587

約数の個数: 72

約数和(自身を含む): 5371337664

約数和(自身を除く): 3381229248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 96, 128, 142, 192, 213, 256, 284, 384, 426, 568, 768, 852, 1136, 1704, 2272, 3408, 4544, 6816, 9088, 13632, 18176, 27264, 36497, 54528, 72994, 109491, 145988, 218982, 291976, 437964, 583952, 875928, 1167904, 1751856, 2335808, 2591287, 3503712, 4671616, 5182574, 7007424, 7773861, 9343232, 10365148, 14014848, 15547722, 20730296, 28029696, 31095444, 41460592, 62190888, 82921184, 124381776, 165842368, 248763552, 331684736, 497527104, 663369472, 995054208, 1990108416]

約数ペア:

[(1, 1990108416), (2, 995054208), (3, 663369472), (4, 497527104), (6, 331684736), (8, 248763552), (12, 165842368), (16, 124381776), (24, 82921184), (32, 62190888), (48, 41460592), (64, 31095444), (71, 28029696), (96, 20730296), (128, 15547722), (142, 14014848), (192, 10365148), (213, 9343232), (256, 7773861), (284, 7007424), (384, 5182574), (426, 4671616), (568, 3503712), (768, 2591287), (852, 2335808), (1136, 1751856), (1704, 1167904), (2272, 875928), (3408, 583952), (4544, 437964), (6816, 291976), (9088, 218982), (13632, 145988), (18176, 109491), (27264, 72994), (36497, 54528)]