217227456

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:923

約数の個数: 168

約数和(自身を含む): 684702720

約数和(自身を除く): 467475264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 32, 36, 38, 46, 48, 57, 64, 69, 72, 76, 92, 96, 114, 138, 144, 152, 171, 184, 192, 207, 228, 276, 288, 304, 342, 368, 414, 437, 456, 552, 576, 608, 684, 736, 828, 863, 874, 912, 1104, 1216, 1311, 1368, 1472, 1656, 1726, 1748, 1824, 2208, 2589, 2622, 2736, 3312, 3452, 3496, 3648, 3933, 4416, 5178, 5244, 5472, 6624, 6904, 6992, 7767, 7866, 10356, 10488, 10944, 13248, 13808, 13984, 15534, 15732, 16397, 19849, 20712, 20976, 27616, 27968, 31068, 31464, 32794, 39698, 41424, 41952, 49191, 55232, 59547, 62136, 62928, 65588, 79396, 82848, 83904, 98382, 119094, 124272, 125856, 131176, 147573, 158792, 165696, 178641, 196764, 238188, 248544, 251712, 262352, 295146, 317584, 357282, 377131, 393528, 476376, 497088, 524704, 590292, 635168, 714564, 754262, 787056, 952752, 1049408, 1131393, 1180584, 1270336, 1429128, 1508524, 1574112, 1905504, 2262786, 2361168, 2858256, 3017048, 3148224, 3394179, 3811008, 4525572, 4722336, 5716512, 6034096, 6788358, 9051144, 9444672, 11433024, 12068192, 13576716, 18102288, 24136384, 27153432, 36204576, 54306864, 72409152, 108613728, 217227456]

約数ペア:

[(1, 217227456), (2, 108613728), (3, 72409152), (4, 54306864), (6, 36204576), (8, 27153432), (9, 24136384), (12, 18102288), (16, 13576716), (18, 12068192), (19, 11433024), (23, 9444672), (24, 9051144), (32, 6788358), (36, 6034096), (38, 5716512), (46, 4722336), (48, 4525572), (57, 3811008), (64, 3394179), (69, 3148224), (72, 3017048), (76, 2858256), (92, 2361168), (96, 2262786), (114, 1905504), (138, 1574112), (144, 1508524), (152, 1429128), (171, 1270336), (184, 1180584), (192, 1131393), (207, 1049408), (228, 952752), (276, 787056), (288, 754262), (304, 714564), (342, 635168), (368, 590292), (414, 524704), (437, 497088), (456, 476376), (552, 393528), (576, 377131), (608, 357282), (684, 317584), (736, 295146), (828, 262352), (863, 251712), (874, 248544), (912, 238188), (1104, 196764), (1216, 178641), (1311, 165696), (1368, 158792), (1472, 147573), (1656, 131176), (1726, 125856), (1748, 124272), (1824, 119094), (2208, 98382), (2589, 83904), (2622, 82848), (2736, 79396), (3312, 65588), (3452, 62928), (3496, 62136), (3648, 59547), (3933, 55232), (4416, 49191), (5178, 41952), (5244, 41424), (5472, 39698), (6624, 32794), (6904, 31464), (6992, 31068), (7767, 27968), (7866, 27616), (10356, 20976), (10488, 20712), (10944, 19849), (13248, 16397), (13808, 15732), (13984, 15534)]