8330280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 29306880

約数和(自身を除く): 20976600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 211, 235, 280, 282, 329, 376, 420, 422, 470, 564, 633, 658, 705, 840, 844, 940, 987, 1055, 1128, 1266, 1316, 1410, 1477, 1645, 1688, 1880, 1974, 2110, 2532, 2632, 2820, 2954, 3165, 3290, 3948, 4220, 4431, 4935, 5064, 5640, 5908, 6330, 6580, 7385, 7896, 8440, 8862, 9870, 9917, 11816, 12660, 13160, 14770, 17724, 19740, 19834, 22155, 25320, 29540, 29751, 35448, 39480, 39668, 44310, 49585, 59080, 59502, 69419, 79336, 88620, 99170, 119004, 138838, 148755, 177240, 198340, 208257, 238008, 277676, 297510, 347095, 396680, 416514, 555352, 595020, 694190, 833028, 1041285, 1190040, 1388380, 1666056, 2082570, 2776760, 4165140, 8330280]

約数ペア:

[(1, 8330280), (2, 4165140), (3, 2776760), (4, 2082570), (5, 1666056), (6, 1388380), (7, 1190040), (8, 1041285), (10, 833028), (12, 694190), (14, 595020), (15, 555352), (20, 416514), (21, 396680), (24, 347095), (28, 297510), (30, 277676), (35, 238008), (40, 208257), (42, 198340), (47, 177240), (56, 148755), (60, 138838), (70, 119004), (84, 99170), (94, 88620), (105, 79336), (120, 69419), (140, 59502), (141, 59080), (168, 49585), (188, 44310), (210, 39668), (211, 39480), (235, 35448), (280, 29751), (282, 29540), (329, 25320), (376, 22155), (420, 19834), (422, 19740), (470, 17724), (564, 14770), (633, 13160), (658, 12660), (705, 11816), (840, 9917), (844, 9870), (940, 8862), (987, 8440), (1055, 7896), (1128, 7385), (1266, 6580), (1316, 6330), (1410, 5908), (1477, 5640), (1645, 5064), (1688, 4935), (1880, 4431), (1974, 4220), (2110, 3948), (2532, 3290), (2632, 3165), (2820, 2954)]