18780756876

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{617}}^1\times {\mathrm{13421}}^1$

素因数の和:14061

約数の個数: 120

約数和(自身を含む): 56205537696

約数和(自身を除く): 37424780820

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 617, 756, 1134, 1234, 1851, 2268, 2468, 3702, 4319, 5553, 7404, 8638, 11106, 12957, 13421, 16659, 17276, 22212, 25914, 26842, 33318, 38871, 40263, 49977, 51828, 53684, 66636, 77742, 80526, 93947, 99954, 116613, 120789, 155484, 161052, 187894, 199908, 233226, 241578, 281841, 349839, 362367, 375788, 466452, 483156, 563682, 699678, 724734, 845523, 1087101, 1127364, 1399356, 1449468, 1691046, 2174202, 2536569, 3382092, 4348404, 5073138, 7609707, 8280757, 10146276, 15219414, 16561514, 24842271, 30438828, 33123028, 49684542, 57965299, 74526813, 99369084, 115930598, 149053626, 173895897, 223580439, 231861196, 298107252, 347791794, 447160878, 521687691, 670741317, 695583588, 894321756, 1043375382, 1341482634, 1565063073, 2086750764, 2682965268, 3130126146, 4695189219, 6260252292, 9390378438, 18780756876]

約数ペア:

[(1, 18780756876), (2, 9390378438), (3, 6260252292), (4, 4695189219), (6, 3130126146), (7, 2682965268), (9, 2086750764), (12, 1565063073), (14, 1341482634), (18, 1043375382), (21, 894321756), (27, 695583588), (28, 670741317), (36, 521687691), (42, 447160878), (54, 347791794), (63, 298107252), (81, 231861196), (84, 223580439), (108, 173895897), (126, 149053626), (162, 115930598), (189, 99369084), (252, 74526813), (324, 57965299), (378, 49684542), (567, 33123028), (617, 30438828), (756, 24842271), (1134, 16561514), (1234, 15219414), (1851, 10146276), (2268, 8280757), (2468, 7609707), (3702, 5073138), (4319, 4348404), (5553, 3382092), (7404, 2536569), (8638, 2174202), (11106, 1691046), (12957, 1449468), (13421, 1399356), (16659, 1127364), (17276, 1087101), (22212, 845523), (25914, 724734), (26842, 699678), (33318, 563682), (38871, 483156), (40263, 466452), (49977, 375788), (51828, 362367), (53684, 349839), (66636, 281841), (77742, 241578), (80526, 233226), (93947, 199908), (99954, 187894), (116613, 161052), (120789, 155484)]