249499260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72953}}^1$

素因数の和:72987

約数の個数: 72

約数和(自身を含む): 796657680

約数和(自身を除く): 547158420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 72953, 145906, 218859, 291812, 364765, 437718, 656577, 729530, 875436, 1094295, 1313154, 1386107, 1459060, 2188590, 2626308, 2772214, 3282885, 4158321, 4377180, 5544428, 6565770, 6930535, 8316642, 12474963, 13131540, 13861070, 16633284, 20791605, 24949926, 27722140, 41583210, 49899852, 62374815, 83166420, 124749630, 249499260]

約数ペア:

[(1, 249499260), (2, 124749630), (3, 83166420), (4, 62374815), (5, 49899852), (6, 41583210), (9, 27722140), (10, 24949926), (12, 20791605), (15, 16633284), (18, 13861070), (19, 13131540), (20, 12474963), (30, 8316642), (36, 6930535), (38, 6565770), (45, 5544428), (57, 4377180), (60, 4158321), (76, 3282885), (90, 2772214), (95, 2626308), (114, 2188590), (171, 1459060), (180, 1386107), (190, 1313154), (228, 1094295), (285, 875436), (342, 729530), (380, 656577), (570, 437718), (684, 364765), (855, 291812), (1140, 218859), (1710, 145906), (3420, 72953)]