211370280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3407}}^1$

素因数の和:3479

約数の個数: 128

約数和(自身を含む): 706682880

約数和(自身を除く): 495312600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 132, 141, 165, 188, 220, 235, 264, 282, 330, 376, 440, 470, 517, 564, 660, 705, 940, 1034, 1128, 1320, 1410, 1551, 1880, 2068, 2585, 2820, 3102, 3407, 4136, 5170, 5640, 6204, 6814, 7755, 10221, 10340, 12408, 13628, 15510, 17035, 20442, 20680, 27256, 31020, 34070, 37477, 40884, 51105, 62040, 68140, 74954, 81768, 102210, 112431, 136280, 149908, 160129, 187385, 204420, 224862, 299816, 320258, 374770, 408840, 449724, 480387, 562155, 640516, 749540, 800645, 899448, 960774, 1124310, 1281032, 1499080, 1601290, 1761419, 1921548, 2248620, 2401935, 3202580, 3522838, 3843096, 4497240, 4803870, 5284257, 6405160, 7045676, 8807095, 9607740, 10568514, 14091352, 17614190, 19215480, 21137028, 26421285, 35228380, 42274056, 52842570, 70456760, 105685140, 211370280]

約数ペア:

[(1, 211370280), (2, 105685140), (3, 70456760), (4, 52842570), (5, 42274056), (6, 35228380), (8, 26421285), (10, 21137028), (11, 19215480), (12, 17614190), (15, 14091352), (20, 10568514), (22, 9607740), (24, 8807095), (30, 7045676), (33, 6405160), (40, 5284257), (44, 4803870), (47, 4497240), (55, 3843096), (60, 3522838), (66, 3202580), (88, 2401935), (94, 2248620), (110, 1921548), (120, 1761419), (132, 1601290), (141, 1499080), (165, 1281032), (188, 1124310), (220, 960774), (235, 899448), (264, 800645), (282, 749540), (330, 640516), (376, 562155), (440, 480387), (470, 449724), (517, 408840), (564, 374770), (660, 320258), (705, 299816), (940, 224862), (1034, 204420), (1128, 187385), (1320, 160129), (1410, 149908), (1551, 136280), (1880, 112431), (2068, 102210), (2585, 81768), (2820, 74954), (3102, 68140), (3407, 62040), (4136, 51105), (5170, 40884), (5640, 37477), (6204, 34070), (6814, 31020), (7755, 27256), (10221, 20680), (10340, 20442), (12408, 17035), (13628, 15510)]