221455872

素因数分解:

$2^9\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:309

約数の個数: 240

約数和(自身を含む): 741126672

約数和(自身を除く): 519670800

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 32, 33, 34, 36, 44, 48, 51, 64, 66, 68, 72, 88, 96, 99, 102, 128, 132, 136, 144, 153, 176, 187, 192, 198, 204, 256, 257, 264, 272, 288, 306, 352, 374, 384, 396, 408, 512, 514, 528, 544, 561, 576, 612, 704, 748, 768, 771, 792, 816, 1028, 1056, 1088, 1122, 1152, 1224, 1408, 1496, 1536, 1542, 1584, 1632, 1683, 2056, 2112, 2176, 2244, 2304, 2313, 2448, 2816, 2827, 2992, 3084, 3168, 3264, 3366, 4112, 4224, 4352, 4369, 4488, 4608, 4626, 4896, 5632, 5654, 5984, 6168, 6336, 6528, 6732, 8224, 8448, 8481, 8704, 8738, 8976, 9252, 9792, 11308, 11968, 12336, 12672, 13056, 13107, 13464, 16448, 16896, 16962, 17476, 17952, 18504, 19584, 22616, 23936, 24672, 25344, 25443, 26112, 26214, 26928, 32896, 33924, 34952, 35904, 37008, 39168, 39321, 45232, 47872, 48059, 49344, 50688, 50886, 52428, 53856, 65792, 67848, 69904, 71808, 74016, 78336, 78642, 90464, 95744, 96118, 98688, 101772, 104856, 107712, 131584, 135696, 139808, 143616, 144177, 148032, 157284, 180928, 192236, 197376, 203544, 209712, 215424, 271392, 279616, 287232, 288354, 296064, 314568, 361856, 384472, 394752, 407088, 419424, 430848, 432531, 542784, 559232, 576708, 592128, 629136, 723712, 768944, 814176, 838848, 861696, 865062, 1085568, 1118464, 1153416, 1184256, 1258272, 1447424, 1537888, 1628352, 1677696, 1730124, 2171136, 2236928, 2306832, 2516544, 3075776, 3256704, 3355392, 3460248, 4342272, 4613664, 5033088, 6151552, 6513408, 6710784, 6920496, 9227328, 10066176, 12303104, 13026816, 13840992, 18454656, 20132352, 24606208, 27681984, 36909312, 55363968, 73818624, 110727936, 221455872]

約数ペア:

[(1, 221455872), (2, 110727936), (3, 73818624), (4, 55363968), (6, 36909312), (8, 27681984), (9, 24606208), (11, 20132352), (12, 18454656), (16, 13840992), (17, 13026816), (18, 12303104), (22, 10066176), (24, 9227328), (32, 6920496), (33, 6710784), (34, 6513408), (36, 6151552), (44, 5033088), (48, 4613664), (51, 4342272), (64, 3460248), (66, 3355392), (68, 3256704), (72, 3075776), (88, 2516544), (96, 2306832), (99, 2236928), (102, 2171136), (128, 1730124), (132, 1677696), (136, 1628352), (144, 1537888), (153, 1447424), (176, 1258272), (187, 1184256), (192, 1153416), (198, 1118464), (204, 1085568), (256, 865062), (257, 861696), (264, 838848), (272, 814176), (288, 768944), (306, 723712), (352, 629136), (374, 592128), (384, 576708), (396, 559232), (408, 542784), (512, 432531), (514, 430848), (528, 419424), (544, 407088), (561, 394752), (576, 384472), (612, 361856), (704, 314568), (748, 296064), (768, 288354), (771, 287232), (792, 279616), (816, 271392), (1028, 215424), (1056, 209712), (1088, 203544), (1122, 197376), (1152, 192236), (1224, 180928), (1408, 157284), (1496, 148032), (1536, 144177), (1542, 143616), (1584, 139808), (1632, 135696), (1683, 131584), (2056, 107712), (2112, 104856), (2176, 101772), (2244, 98688), (2304, 96118), (2313, 95744), (2448, 90464), (2816, 78642), (2827, 78336), (2992, 74016), (3084, 71808), (3168, 69904), (3264, 67848), (3366, 65792), (4112, 53856), (4224, 52428), (4352, 50886), (4369, 50688), (4488, 49344), (4608, 48059), (4626, 47872), (4896, 45232), (5632, 39321), (5654, 39168), (5984, 37008), (6168, 35904), (6336, 34952), (6528, 33924), (6732, 32896), (8224, 26928), (8448, 26214), (8481, 26112), (8704, 25443), (8738, 25344), (8976, 24672), (9252, 23936), (9792, 22616), (11308, 19584), (11968, 18504), (12336, 17952), (12672, 17476), (13056, 16962), (13107, 16896), (13464, 16448)]