257012028

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:438

約数の個数: 240

約数和(自身を含む): 865159680

約数和(自身を除く): 608147652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 23, 26, 27, 28, 36, 39, 42, 46, 52, 54, 63, 69, 78, 81, 84, 91, 92, 108, 117, 126, 138, 156, 161, 162, 182, 189, 207, 234, 252, 273, 276, 299, 322, 324, 351, 364, 378, 379, 414, 468, 483, 546, 567, 598, 621, 644, 702, 756, 758, 819, 828, 897, 966, 1053, 1092, 1134, 1137, 1196, 1242, 1404, 1449, 1516, 1638, 1794, 1863, 1932, 2093, 2106, 2268, 2274, 2457, 2484, 2653, 2691, 2898, 3276, 3411, 3588, 3726, 4186, 4212, 4347, 4548, 4914, 4927, 5306, 5382, 5796, 6279, 6822, 7371, 7452, 7959, 8073, 8372, 8694, 8717, 9828, 9854, 10233, 10612, 10764, 12558, 13041, 13644, 14742, 14781, 15918, 16146, 17388, 17434, 18837, 19708, 20466, 23877, 24219, 25116, 26082, 26151, 29484, 29562, 30699, 31836, 32292, 34489, 34868, 37674, 40932, 44343, 47754, 48438, 52164, 52302, 56511, 59124, 61019, 61398, 68978, 71631, 75348, 78453, 88686, 95508, 96876, 103467, 104604, 113022, 113321, 122038, 122796, 133029, 137956, 143262, 156906, 169533, 177372, 183057, 206934, 214893, 226044, 226642, 235359, 244076, 266058, 286524, 310401, 313812, 339066, 339963, 366114, 399087, 413868, 429786, 453284, 470718, 532116, 549171, 620802, 678132, 679926, 706077, 732228, 793247, 798174, 859572, 931203, 941436, 1019889, 1098342, 1241604, 1359852, 1412154, 1586494, 1596348, 1647513, 1862406, 2039778, 2196684, 2379741, 2793609, 2824308, 3059667, 3172988, 3295026, 3724812, 4079556, 4759482, 4942539, 5587218, 6119334, 6590052, 7139223, 9179001, 9518964, 9885078, 11174436, 12238668, 14278446, 18358002, 19770156, 21417669, 28556892, 36716004, 42835338, 64253007, 85670676, 128506014, 257012028]

約数ペア:

[(1, 257012028), (2, 128506014), (3, 85670676), (4, 64253007), (6, 42835338), (7, 36716004), (9, 28556892), (12, 21417669), (13, 19770156), (14, 18358002), (18, 14278446), (21, 12238668), (23, 11174436), (26, 9885078), (27, 9518964), (28, 9179001), (36, 7139223), (39, 6590052), (42, 6119334), (46, 5587218), (52, 4942539), (54, 4759482), (63, 4079556), (69, 3724812), (78, 3295026), (81, 3172988), (84, 3059667), (91, 2824308), (92, 2793609), (108, 2379741), (117, 2196684), (126, 2039778), (138, 1862406), (156, 1647513), (161, 1596348), (162, 1586494), (182, 1412154), (189, 1359852), (207, 1241604), (234, 1098342), (252, 1019889), (273, 941436), (276, 931203), (299, 859572), (322, 798174), (324, 793247), (351, 732228), (364, 706077), (378, 679926), (379, 678132), (414, 620802), (468, 549171), (483, 532116), (546, 470718), (567, 453284), (598, 429786), (621, 413868), (644, 399087), (702, 366114), (756, 339963), (758, 339066), (819, 313812), (828, 310401), (897, 286524), (966, 266058), (1053, 244076), (1092, 235359), (1134, 226642), (1137, 226044), (1196, 214893), (1242, 206934), (1404, 183057), (1449, 177372), (1516, 169533), (1638, 156906), (1794, 143262), (1863, 137956), (1932, 133029), (2093, 122796), (2106, 122038), (2268, 113321), (2274, 113022), (2457, 104604), (2484, 103467), (2653, 96876), (2691, 95508), (2898, 88686), (3276, 78453), (3411, 75348), (3588, 71631), (3726, 68978), (4186, 61398), (4212, 61019), (4347, 59124), (4548, 56511), (4914, 52302), (4927, 52164), (5306, 48438), (5382, 47754), (5796, 44343), (6279, 40932), (6822, 37674), (7371, 34868), (7452, 34489), (7959, 32292), (8073, 31836), (8372, 30699), (8694, 29562), (8717, 29484), (9828, 26151), (9854, 26082), (10233, 25116), (10612, 24219), (10764, 23877), (12558, 20466), (13041, 19708), (13644, 18837), (14742, 17434), (14781, 17388), (15918, 16146)]