257725692

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1629

約数の個数: 144

約数和(自身を含む): 802851840

約数和(自身を除く): 545126148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 84, 93, 98, 108, 124, 126, 147, 186, 189, 196, 217, 252, 279, 294, 372, 378, 434, 441, 558, 588, 651, 756, 837, 868, 882, 1116, 1302, 1323, 1519, 1571, 1674, 1764, 1953, 2604, 2646, 3038, 3142, 3348, 3906, 4557, 4713, 5292, 5859, 6076, 6284, 7812, 9114, 9426, 10997, 11718, 13671, 14139, 18228, 18852, 21994, 23436, 27342, 28278, 32991, 41013, 42417, 43988, 48701, 54684, 56556, 65982, 76979, 82026, 84834, 97402, 98973, 131964, 146103, 153958, 164052, 169668, 194804, 197946, 230937, 292206, 296919, 307916, 340907, 395892, 438309, 461874, 584412, 593838, 681814, 692811, 876618, 923748, 1022721, 1187676, 1314927, 1363628, 1385622, 1753236, 2045442, 2078433, 2386349, 2629854, 2771244, 3068163, 4090884, 4156866, 4772698, 5259708, 6136326, 7159047, 8313732, 9204489, 9545396, 12272652, 14318094, 18408978, 21477141, 28636188, 36817956, 42954282, 64431423, 85908564, 128862846, 257725692]

約数ペア:

[(1, 257725692), (2, 128862846), (3, 85908564), (4, 64431423), (6, 42954282), (7, 36817956), (9, 28636188), (12, 21477141), (14, 18408978), (18, 14318094), (21, 12272652), (27, 9545396), (28, 9204489), (31, 8313732), (36, 7159047), (42, 6136326), (49, 5259708), (54, 4772698), (62, 4156866), (63, 4090884), (84, 3068163), (93, 2771244), (98, 2629854), (108, 2386349), (124, 2078433), (126, 2045442), (147, 1753236), (186, 1385622), (189, 1363628), (196, 1314927), (217, 1187676), (252, 1022721), (279, 923748), (294, 876618), (372, 692811), (378, 681814), (434, 593838), (441, 584412), (558, 461874), (588, 438309), (651, 395892), (756, 340907), (837, 307916), (868, 296919), (882, 292206), (1116, 230937), (1302, 197946), (1323, 194804), (1519, 169668), (1571, 164052), (1674, 153958), (1764, 146103), (1953, 131964), (2604, 98973), (2646, 97402), (3038, 84834), (3142, 82026), (3348, 76979), (3906, 65982), (4557, 56556), (4713, 54684), (5292, 48701), (5859, 43988), (6076, 42417), (6284, 41013), (7812, 32991), (9114, 28278), (9426, 27342), (10997, 23436), (11718, 21994), (13671, 18852), (14139, 18228)]