129811880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 330311520

約数和(自身を除く): 200499640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 307, 310, 341, 440, 614, 620, 682, 961, 1228, 1240, 1364, 1535, 1705, 1922, 2456, 2728, 3070, 3377, 3410, 3844, 4805, 6140, 6754, 6820, 7688, 9517, 9610, 10571, 12280, 13508, 13640, 16885, 19034, 19220, 21142, 27016, 33770, 38068, 38440, 42284, 47585, 52855, 67540, 76136, 84568, 95170, 104687, 105710, 135080, 190340, 209374, 211420, 295027, 380680, 418748, 422840, 523435, 590054, 837496, 1046870, 1180108, 1475135, 2093740, 2360216, 2950270, 3245297, 4187480, 5900540, 6490594, 11801080, 12981188, 16226485, 25962376, 32452970, 64905940, 129811880]

約数ペア:

[(1, 129811880), (2, 64905940), (4, 32452970), (5, 25962376), (8, 16226485), (10, 12981188), (11, 11801080), (20, 6490594), (22, 5900540), (31, 4187480), (40, 3245297), (44, 2950270), (55, 2360216), (62, 2093740), (88, 1475135), (110, 1180108), (124, 1046870), (155, 837496), (220, 590054), (248, 523435), (307, 422840), (310, 418748), (341, 380680), (440, 295027), (614, 211420), (620, 209374), (682, 190340), (961, 135080), (1228, 105710), (1240, 104687), (1364, 95170), (1535, 84568), (1705, 76136), (1922, 67540), (2456, 52855), (2728, 47585), (3070, 42284), (3377, 38440), (3410, 38068), (3844, 33770), (4805, 27016), (6140, 21142), (6754, 19220), (6820, 19034), (7688, 16885), (9517, 13640), (9610, 13508), (10571, 12280)]