678335784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{12983}}^1$

素因数の和:13310

約数の個数: 64

約数和(自身を含む): 1944483840

約数和(自身を除く): 1266148056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 311, 622, 933, 1244, 1866, 2177, 2488, 3732, 4354, 6531, 7464, 8708, 12983, 13062, 17416, 25966, 26124, 38949, 51932, 52248, 77898, 90881, 103864, 155796, 181762, 272643, 311592, 363524, 545286, 727048, 1090572, 2181144, 4037713, 8075426, 12113139, 16150852, 24226278, 28263991, 32301704, 48452556, 56527982, 84791973, 96905112, 113055964, 169583946, 226111928, 339167892, 678335784]

約数ペア:

[(1, 678335784), (2, 339167892), (3, 226111928), (4, 169583946), (6, 113055964), (7, 96905112), (8, 84791973), (12, 56527982), (14, 48452556), (21, 32301704), (24, 28263991), (28, 24226278), (42, 16150852), (56, 12113139), (84, 8075426), (168, 4037713), (311, 2181144), (622, 1090572), (933, 727048), (1244, 545286), (1866, 363524), (2177, 311592), (2488, 272643), (3732, 181762), (4354, 155796), (6531, 103864), (7464, 90881), (8708, 77898), (12983, 52248), (13062, 51932), (17416, 38949), (25966, 26124)]