259623760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:393

約数の個数: 120

約数和(自身を含む): 682643808

約数和(自身を除く): 423020048

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 307, 310, 341, 440, 496, 614, 620, 682, 880, 961, 1228, 1240, 1364, 1535, 1705, 1922, 2456, 2480, 2728, 3070, 3377, 3410, 3844, 4805, 4912, 5456, 6140, 6754, 6820, 7688, 9517, 9610, 10571, 12280, 13508, 13640, 15376, 16885, 19034, 19220, 21142, 24560, 27016, 27280, 33770, 38068, 38440, 42284, 47585, 52855, 54032, 67540, 76136, 76880, 84568, 95170, 104687, 105710, 135080, 152272, 169136, 190340, 209374, 211420, 270160, 295027, 380680, 418748, 422840, 523435, 590054, 761360, 837496, 845680, 1046870, 1180108, 1475135, 1674992, 2093740, 2360216, 2950270, 3245297, 4187480, 4720432, 5900540, 6490594, 8374960, 11801080, 12981188, 16226485, 23602160, 25962376, 32452970, 51924752, 64905940, 129811880, 259623760]

約数ペア:

[(1, 259623760), (2, 129811880), (4, 64905940), (5, 51924752), (8, 32452970), (10, 25962376), (11, 23602160), (16, 16226485), (20, 12981188), (22, 11801080), (31, 8374960), (40, 6490594), (44, 5900540), (55, 4720432), (62, 4187480), (80, 3245297), (88, 2950270), (110, 2360216), (124, 2093740), (155, 1674992), (176, 1475135), (220, 1180108), (248, 1046870), (307, 845680), (310, 837496), (341, 761360), (440, 590054), (496, 523435), (614, 422840), (620, 418748), (682, 380680), (880, 295027), (961, 270160), (1228, 211420), (1240, 209374), (1364, 190340), (1535, 169136), (1705, 152272), (1922, 135080), (2456, 105710), (2480, 104687), (2728, 95170), (3070, 84568), (3377, 76880), (3410, 76136), (3844, 67540), (4805, 54032), (4912, 52855), (5456, 47585), (6140, 42284), (6754, 38440), (6820, 38068), (7688, 33770), (9517, 27280), (9610, 27016), (10571, 24560), (12280, 21142), (13508, 19220), (13640, 19034), (15376, 16885)]