349725810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1187}}^1$

素因数の和:1288

約数の個数: 128

約数和(自身を含む): 1018220544

約数和(自身を除く): 668494734

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 61, 69, 70, 105, 115, 122, 138, 161, 183, 210, 230, 305, 322, 345, 366, 427, 483, 610, 690, 805, 854, 915, 966, 1187, 1281, 1403, 1610, 1830, 2135, 2374, 2415, 2562, 2806, 3561, 4209, 4270, 4830, 5935, 6405, 7015, 7122, 8309, 8418, 9821, 11870, 12810, 14030, 16618, 17805, 19642, 21045, 24927, 27301, 29463, 35610, 41545, 42090, 49105, 49854, 54602, 58926, 72407, 81903, 83090, 98210, 124635, 136505, 144814, 147315, 163806, 191107, 217221, 249270, 273010, 294630, 362035, 382214, 409515, 434442, 506849, 573321, 724070, 819030, 955535, 1013698, 1086105, 1146642, 1520547, 1665361, 1911070, 2172210, 2534245, 2866605, 3041094, 3330722, 4996083, 5068490, 5733210, 7602735, 8326805, 9992166, 11657527, 15205470, 16653610, 23315054, 24980415, 34972581, 49960830, 58287635, 69945162, 116575270, 174862905, 349725810]

約数ペア:

[(1, 349725810), (2, 174862905), (3, 116575270), (5, 69945162), (6, 58287635), (7, 49960830), (10, 34972581), (14, 24980415), (15, 23315054), (21, 16653610), (23, 15205470), (30, 11657527), (35, 9992166), (42, 8326805), (46, 7602735), (61, 5733210), (69, 5068490), (70, 4996083), (105, 3330722), (115, 3041094), (122, 2866605), (138, 2534245), (161, 2172210), (183, 1911070), (210, 1665361), (230, 1520547), (305, 1146642), (322, 1086105), (345, 1013698), (366, 955535), (427, 819030), (483, 724070), (610, 573321), (690, 506849), (805, 434442), (854, 409515), (915, 382214), (966, 362035), (1187, 294630), (1281, 273010), (1403, 249270), (1610, 217221), (1830, 191107), (2135, 163806), (2374, 147315), (2415, 144814), (2562, 136505), (2806, 124635), (3561, 98210), (4209, 83090), (4270, 81903), (4830, 72407), (5935, 58926), (6405, 54602), (7015, 49854), (7122, 49105), (8309, 42090), (8418, 41545), (9821, 35610), (11870, 29463), (12810, 27301), (14030, 24927), (16618, 21045), (17805, 19642)]