212225640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3739}}^1$

素因数の和:3807

約数の個数: 128

約数和(自身を含む): 710899200

約数和(自身を除く): 498673560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 43, 44, 55, 60, 66, 86, 88, 110, 120, 129, 132, 165, 172, 215, 220, 258, 264, 330, 344, 430, 440, 473, 516, 645, 660, 860, 946, 1032, 1290, 1320, 1419, 1720, 1892, 2365, 2580, 2838, 3739, 3784, 4730, 5160, 5676, 7095, 7478, 9460, 11217, 11352, 14190, 14956, 18695, 18920, 22434, 28380, 29912, 37390, 41129, 44868, 56085, 56760, 74780, 82258, 89736, 112170, 123387, 149560, 160777, 164516, 205645, 224340, 246774, 321554, 329032, 411290, 448680, 482331, 493548, 616935, 643108, 803885, 822580, 964662, 987096, 1233870, 1286216, 1607770, 1645160, 1768547, 1929324, 2411655, 2467740, 3215540, 3537094, 3858648, 4823310, 4935480, 5305641, 6431080, 7074188, 8842735, 9646620, 10611282, 14148376, 17685470, 19293240, 21222564, 26528205, 35370940, 42445128, 53056410, 70741880, 106112820, 212225640]

約数ペア:

[(1, 212225640), (2, 106112820), (3, 70741880), (4, 53056410), (5, 42445128), (6, 35370940), (8, 26528205), (10, 21222564), (11, 19293240), (12, 17685470), (15, 14148376), (20, 10611282), (22, 9646620), (24, 8842735), (30, 7074188), (33, 6431080), (40, 5305641), (43, 4935480), (44, 4823310), (55, 3858648), (60, 3537094), (66, 3215540), (86, 2467740), (88, 2411655), (110, 1929324), (120, 1768547), (129, 1645160), (132, 1607770), (165, 1286216), (172, 1233870), (215, 987096), (220, 964662), (258, 822580), (264, 803885), (330, 643108), (344, 616935), (430, 493548), (440, 482331), (473, 448680), (516, 411290), (645, 329032), (660, 321554), (860, 246774), (946, 224340), (1032, 205645), (1290, 164516), (1320, 160777), (1419, 149560), (1720, 123387), (1892, 112170), (2365, 89736), (2580, 82258), (2838, 74780), (3739, 56760), (3784, 56085), (4730, 44868), (5160, 41129), (5676, 37390), (7095, 29912), (7478, 28380), (9460, 22434), (11217, 18920), (11352, 18695), (14190, 14956)]