90731916

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 272563200

約数和(自身を除く): 181831284

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 31, 33, 36, 38, 44, 57, 62, 66, 76, 93, 99, 114, 124, 132, 171, 186, 198, 209, 228, 279, 341, 342, 372, 389, 396, 418, 558, 589, 627, 682, 684, 778, 836, 1023, 1116, 1167, 1178, 1254, 1364, 1556, 1767, 1881, 2046, 2334, 2356, 2508, 3069, 3501, 3534, 3762, 4092, 4279, 4668, 5301, 6138, 6479, 7002, 7068, 7391, 7524, 8558, 10602, 12059, 12276, 12837, 12958, 14004, 14782, 17116, 19437, 21204, 22173, 24118, 25674, 25916, 29564, 36177, 38511, 38874, 44346, 48236, 51348, 58311, 66519, 72354, 77022, 77748, 81301, 88692, 108531, 116622, 132649, 133038, 144708, 154044, 162602, 217062, 229121, 233244, 243903, 265298, 266076, 325204, 397947, 434124, 458242, 487806, 530596, 687363, 731709, 795894, 916484, 975612, 1193841, 1374726, 1463418, 1591788, 2062089, 2387682, 2520331, 2749452, 2926836, 4124178, 4775364, 5040662, 7560993, 8248356, 10081324, 15121986, 22682979, 30243972, 45365958, 90731916]

約数ペア:

[(1, 90731916), (2, 45365958), (3, 30243972), (4, 22682979), (6, 15121986), (9, 10081324), (11, 8248356), (12, 7560993), (18, 5040662), (19, 4775364), (22, 4124178), (31, 2926836), (33, 2749452), (36, 2520331), (38, 2387682), (44, 2062089), (57, 1591788), (62, 1463418), (66, 1374726), (76, 1193841), (93, 975612), (99, 916484), (114, 795894), (124, 731709), (132, 687363), (171, 530596), (186, 487806), (198, 458242), (209, 434124), (228, 397947), (279, 325204), (341, 266076), (342, 265298), (372, 243903), (389, 233244), (396, 229121), (418, 217062), (558, 162602), (589, 154044), (627, 144708), (682, 133038), (684, 132649), (778, 116622), (836, 108531), (1023, 88692), (1116, 81301), (1167, 77748), (1178, 77022), (1254, 72354), (1364, 66519), (1556, 58311), (1767, 51348), (1881, 48236), (2046, 44346), (2334, 38874), (2356, 38511), (2508, 36177), (3069, 29564), (3501, 25916), (3534, 25674), (3762, 24118), (4092, 22173), (4279, 21204), (4668, 19437), (5301, 17116), (6138, 14782), (6479, 14004), (7002, 12958), (7068, 12837), (7391, 12276), (7524, 12059), (8558, 10602)]