208031328

素因数分解:

$2^5\times 3^5\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:919

約数の個数: 144

約数和(自身を含む): 634023936

約数和(自身を除く): 425992608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 243, 248, 279, 288, 324, 372, 432, 486, 496, 558, 648, 744, 837, 863, 864, 972, 992, 1116, 1296, 1488, 1674, 1726, 1944, 2232, 2511, 2589, 2592, 2976, 3348, 3452, 3888, 4464, 5022, 5178, 6696, 6904, 7533, 7767, 7776, 8928, 10044, 10356, 13392, 13808, 15066, 15534, 20088, 20712, 23301, 26753, 26784, 27616, 30132, 31068, 40176, 41424, 46602, 53506, 60264, 62136, 69903, 80259, 80352, 82848, 93204, 107012, 120528, 124272, 139806, 160518, 186408, 209709, 214024, 240777, 241056, 248544, 279612, 321036, 372816, 419418, 428048, 481554, 559224, 642072, 722331, 745632, 838836, 856096, 963108, 1118448, 1284144, 1444662, 1677672, 1926216, 2166993, 2236896, 2568288, 2889324, 3355344, 3852432, 4333986, 5778648, 6500979, 6710688, 7704864, 8667972, 11557296, 13001958, 17335944, 23114592, 26003916, 34671888, 52007832, 69343776, 104015664, 208031328]

約数ペア:

[(1, 208031328), (2, 104015664), (3, 69343776), (4, 52007832), (6, 34671888), (8, 26003916), (9, 23114592), (12, 17335944), (16, 13001958), (18, 11557296), (24, 8667972), (27, 7704864), (31, 6710688), (32, 6500979), (36, 5778648), (48, 4333986), (54, 3852432), (62, 3355344), (72, 2889324), (81, 2568288), (93, 2236896), (96, 2166993), (108, 1926216), (124, 1677672), (144, 1444662), (162, 1284144), (186, 1118448), (216, 963108), (243, 856096), (248, 838836), (279, 745632), (288, 722331), (324, 642072), (372, 559224), (432, 481554), (486, 428048), (496, 419418), (558, 372816), (648, 321036), (744, 279612), (837, 248544), (863, 241056), (864, 240777), (972, 214024), (992, 209709), (1116, 186408), (1296, 160518), (1488, 139806), (1674, 124272), (1726, 120528), (1944, 107012), (2232, 93204), (2511, 82848), (2589, 80352), (2592, 80259), (2976, 69903), (3348, 62136), (3452, 60264), (3888, 53506), (4464, 46602), (5022, 41424), (5178, 40176), (6696, 31068), (6904, 30132), (7533, 27616), (7767, 26784), (7776, 26753), (8928, 23301), (10044, 20712), (10356, 20088), (13392, 15534), (13808, 15066)]