128438976

素因数分解:

$2^6\times 3^1\times {\mathrm{307}}^1\times {\mathrm{2179}}^1$

素因数の和:2501

約数の個数: 56

約数和(自身を含む): 341091520

約数和(自身を除く): 212652544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 307, 614, 921, 1228, 1842, 2179, 2456, 3684, 4358, 4912, 6537, 7368, 8716, 9824, 13074, 14736, 17432, 19648, 26148, 29472, 34864, 52296, 58944, 69728, 104592, 139456, 209184, 418368, 668953, 1337906, 2006859, 2675812, 4013718, 5351624, 8027436, 10703248, 16054872, 21406496, 32109744, 42812992, 64219488, 128438976]

約数ペア:

[(1, 128438976), (2, 64219488), (3, 42812992), (4, 32109744), (6, 21406496), (8, 16054872), (12, 10703248), (16, 8027436), (24, 5351624), (32, 4013718), (48, 2675812), (64, 2006859), (96, 1337906), (192, 668953), (307, 418368), (614, 209184), (921, 139456), (1228, 104592), (1842, 69728), (2179, 58944), (2456, 52296), (3684, 34864), (4358, 29472), (4912, 26148), (6537, 19648), (7368, 17432), (8716, 14736), (9824, 13074)]