221637888

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 216

約数和(自身を含む): 691934880

約数和(自身を除く): 470296992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 61, 64, 72, 76, 83, 96, 114, 122, 128, 144, 152, 166, 171, 183, 192, 228, 244, 249, 256, 288, 304, 332, 342, 366, 384, 456, 488, 498, 549, 576, 608, 664, 684, 732, 747, 768, 912, 976, 996, 1098, 1152, 1159, 1216, 1328, 1368, 1464, 1494, 1577, 1824, 1952, 1992, 2196, 2304, 2318, 2432, 2656, 2736, 2928, 2988, 3154, 3477, 3648, 3904, 3984, 4392, 4636, 4731, 4864, 5063, 5312, 5472, 5856, 5976, 6308, 6954, 7296, 7808, 7968, 8784, 9272, 9462, 10126, 10431, 10624, 10944, 11712, 11952, 12616, 13908, 14193, 14592, 15189, 15616, 15936, 17568, 18544, 18924, 20252, 20862, 21248, 21888, 23424, 23904, 25232, 27816, 28386, 30378, 31872, 35136, 37088, 37848, 40504, 41724, 43776, 45567, 46848, 47808, 50464, 55632, 56772, 60756, 63744, 70272, 74176, 75696, 81008, 83448, 91134, 95616, 96197, 100928, 111264, 113544, 121512, 140544, 148352, 151392, 162016, 166896, 182268, 191232, 192394, 201856, 222528, 227088, 243024, 288591, 296704, 302784, 324032, 333792, 364536, 384788, 403712, 445056, 454176, 486048, 577182, 605568, 648064, 667584, 729072, 769576, 865773, 890112, 908352, 972096, 1154364, 1211136, 1296128, 1335168, 1458144, 1539152, 1731546, 1816704, 1944192, 2308728, 2670336, 2916288, 3078304, 3463092, 3633408, 3888384, 4617456, 5832576, 6156608, 6926184, 9234912, 11665152, 12313216, 13852368, 18469824, 24626432, 27704736, 36939648, 55409472, 73879296, 110818944, 221637888]

約数ペア:

[(1, 221637888), (2, 110818944), (3, 73879296), (4, 55409472), (6, 36939648), (8, 27704736), (9, 24626432), (12, 18469824), (16, 13852368), (18, 12313216), (19, 11665152), (24, 9234912), (32, 6926184), (36, 6156608), (38, 5832576), (48, 4617456), (57, 3888384), (61, 3633408), (64, 3463092), (72, 3078304), (76, 2916288), (83, 2670336), (96, 2308728), (114, 1944192), (122, 1816704), (128, 1731546), (144, 1539152), (152, 1458144), (166, 1335168), (171, 1296128), (183, 1211136), (192, 1154364), (228, 972096), (244, 908352), (249, 890112), (256, 865773), (288, 769576), (304, 729072), (332, 667584), (342, 648064), (366, 605568), (384, 577182), (456, 486048), (488, 454176), (498, 445056), (549, 403712), (576, 384788), (608, 364536), (664, 333792), (684, 324032), (732, 302784), (747, 296704), (768, 288591), (912, 243024), (976, 227088), (996, 222528), (1098, 201856), (1152, 192394), (1159, 191232), (1216, 182268), (1328, 166896), (1368, 162016), (1464, 151392), (1494, 148352), (1577, 140544), (1824, 121512), (1952, 113544), (1992, 111264), (2196, 100928), (2304, 96197), (2318, 95616), (2432, 91134), (2656, 83448), (2736, 81008), (2928, 75696), (2988, 74176), (3154, 70272), (3477, 63744), (3648, 60756), (3904, 56772), (3984, 55632), (4392, 50464), (4636, 47808), (4731, 46848), (4864, 45567), (5063, 43776), (5312, 41724), (5472, 40504), (5856, 37848), (5976, 37088), (6308, 35136), (6954, 31872), (7296, 30378), (7808, 28386), (7968, 27816), (8784, 25232), (9272, 23904), (9462, 23424), (10126, 21888), (10431, 21248), (10624, 20862), (10944, 20252), (11712, 18924), (11952, 18544), (12616, 17568), (13908, 15936), (14193, 15616), (14592, 15189)]