221249952

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{907}}^1$

素因数の和:952

約数の個数: 216

約数和(自身を含む): 791245728

約数和(自身を除く): 569995776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 96, 99, 112, 121, 126, 132, 144, 154, 168, 176, 198, 224, 231, 242, 252, 264, 288, 308, 336, 352, 363, 396, 462, 484, 504, 528, 616, 672, 693, 726, 792, 847, 907, 924, 968, 1008, 1056, 1089, 1232, 1386, 1452, 1584, 1694, 1814, 1848, 1936, 2016, 2178, 2464, 2541, 2721, 2772, 2904, 3168, 3388, 3628, 3696, 3872, 4356, 5082, 5442, 5544, 5808, 6349, 6776, 7256, 7392, 7623, 8163, 8712, 9977, 10164, 10884, 11088, 11616, 12698, 13552, 14512, 15246, 16326, 17424, 19047, 19954, 20328, 21768, 22176, 25396, 27104, 29024, 29931, 30492, 32652, 34848, 38094, 39908, 40656, 43536, 50792, 57141, 59862, 60984, 65304, 69839, 76188, 79816, 81312, 87072, 89793, 101584, 109747, 114282, 119724, 121968, 130608, 139678, 152376, 159632, 179586, 203168, 209517, 219494, 228564, 239448, 243936, 261216, 279356, 304752, 319264, 329241, 359172, 419034, 438988, 457128, 478896, 558712, 609504, 628551, 658482, 718344, 768229, 838068, 877976, 914256, 957792, 987723, 1117424, 1257102, 1316964, 1436688, 1536458, 1676136, 1755952, 1828512, 1975446, 2234848, 2304687, 2514204, 2633928, 2873376, 3072916, 3352272, 3511904, 3950892, 4609374, 5028408, 5267856, 6145832, 6704544, 6914061, 7901784, 9218748, 10056816, 10535712, 12291664, 13828122, 15803568, 18437496, 20113632, 24583328, 27656244, 31607136, 36874992, 55312488, 73749984, 110624976, 221249952]

約数ペア:

[(1, 221249952), (2, 110624976), (3, 73749984), (4, 55312488), (6, 36874992), (7, 31607136), (8, 27656244), (9, 24583328), (11, 20113632), (12, 18437496), (14, 15803568), (16, 13828122), (18, 12291664), (21, 10535712), (22, 10056816), (24, 9218748), (28, 7901784), (32, 6914061), (33, 6704544), (36, 6145832), (42, 5267856), (44, 5028408), (48, 4609374), (56, 3950892), (63, 3511904), (66, 3352272), (72, 3072916), (77, 2873376), (84, 2633928), (88, 2514204), (96, 2304687), (99, 2234848), (112, 1975446), (121, 1828512), (126, 1755952), (132, 1676136), (144, 1536458), (154, 1436688), (168, 1316964), (176, 1257102), (198, 1117424), (224, 987723), (231, 957792), (242, 914256), (252, 877976), (264, 838068), (288, 768229), (308, 718344), (336, 658482), (352, 628551), (363, 609504), (396, 558712), (462, 478896), (484, 457128), (504, 438988), (528, 419034), (616, 359172), (672, 329241), (693, 319264), (726, 304752), (792, 279356), (847, 261216), (907, 243936), (924, 239448), (968, 228564), (1008, 219494), (1056, 209517), (1089, 203168), (1232, 179586), (1386, 159632), (1452, 152376), (1584, 139678), (1694, 130608), (1814, 121968), (1848, 119724), (1936, 114282), (2016, 109747), (2178, 101584), (2464, 89793), (2541, 87072), (2721, 81312), (2772, 79816), (2904, 76188), (3168, 69839), (3388, 65304), (3628, 60984), (3696, 59862), (3872, 57141), (4356, 50792), (5082, 43536), (5442, 40656), (5544, 39908), (5808, 38094), (6349, 34848), (6776, 32652), (7256, 30492), (7392, 29931), (7623, 29024), (8163, 27104), (8712, 25396), (9977, 22176), (10164, 21768), (10884, 20328), (11088, 19954), (11616, 19047), (12698, 17424), (13552, 16326), (14512, 15246)]