81000108

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{349}}^1$

素因数の和:676

約数の個数: 96

約数和(自身を含む): 241472000

約数和(自身を除く): 160471892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 307, 349, 378, 614, 698, 756, 921, 1047, 1228, 1396, 1842, 2094, 2149, 2443, 2763, 3141, 3684, 4188, 4298, 4886, 5526, 6282, 6447, 7329, 8289, 8596, 9423, 9772, 11052, 12564, 12894, 14658, 16578, 18846, 19341, 21987, 25788, 29316, 33156, 37692, 38682, 43974, 58023, 65961, 77364, 87948, 107143, 116046, 131922, 214286, 232092, 263844, 321429, 428572, 642858, 750001, 964287, 1285716, 1500002, 1928574, 2250003, 2892861, 3000004, 3857148, 4500006, 5785722, 6750009, 9000012, 11571444, 13500018, 20250027, 27000036, 40500054, 81000108]

約数ペア:

[(1, 81000108), (2, 40500054), (3, 27000036), (4, 20250027), (6, 13500018), (7, 11571444), (9, 9000012), (12, 6750009), (14, 5785722), (18, 4500006), (21, 3857148), (27, 3000004), (28, 2892861), (36, 2250003), (42, 1928574), (54, 1500002), (63, 1285716), (84, 964287), (108, 750001), (126, 642858), (189, 428572), (252, 321429), (307, 263844), (349, 232092), (378, 214286), (614, 131922), (698, 116046), (756, 107143), (921, 87948), (1047, 77364), (1228, 65961), (1396, 58023), (1842, 43974), (2094, 38682), (2149, 37692), (2443, 33156), (2763, 29316), (3141, 25788), (3684, 21987), (4188, 19341), (4298, 18846), (4886, 16578), (5526, 14658), (6282, 12894), (6447, 12564), (7329, 11052), (8289, 9772), (8596, 9423)]