16561860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:905

約数の個数: 96

約数和(自身を含む): 54190080

約数和(自身を除く): 37628220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 839, 940, 987, 1316, 1410, 1645, 1678, 1974, 2517, 2820, 3290, 3356, 3948, 4195, 4935, 5034, 5873, 6580, 8390, 9870, 10068, 11746, 12585, 16780, 17619, 19740, 23492, 25170, 29365, 35238, 39433, 50340, 58730, 70476, 78866, 88095, 117460, 118299, 157732, 176190, 197165, 236598, 276031, 352380, 394330, 473196, 552062, 591495, 788660, 828093, 1104124, 1182990, 1380155, 1656186, 2365980, 2760310, 3312372, 4140465, 5520620, 8280930, 16561860]

約数ペア:

[(1, 16561860), (2, 8280930), (3, 5520620), (4, 4140465), (5, 3312372), (6, 2760310), (7, 2365980), (10, 1656186), (12, 1380155), (14, 1182990), (15, 1104124), (20, 828093), (21, 788660), (28, 591495), (30, 552062), (35, 473196), (42, 394330), (47, 352380), (60, 276031), (70, 236598), (84, 197165), (94, 176190), (105, 157732), (140, 118299), (141, 117460), (188, 88095), (210, 78866), (235, 70476), (282, 58730), (329, 50340), (420, 39433), (470, 35238), (564, 29365), (658, 25170), (705, 23492), (839, 19740), (940, 17619), (987, 16780), (1316, 12585), (1410, 11746), (1645, 10068), (1678, 9870), (1974, 8390), (2517, 6580), (2820, 5873), (3290, 5034), (3356, 4935), (3948, 4195)]