279998784

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:705

約数の個数: 168

約数和(自身を含む): 879903752

約数和(自身を除く): 599904968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 61, 64, 72, 78, 96, 104, 117, 122, 144, 156, 183, 192, 208, 234, 244, 288, 312, 366, 416, 468, 488, 549, 576, 613, 624, 732, 793, 832, 936, 976, 1098, 1226, 1248, 1464, 1586, 1839, 1872, 1952, 2196, 2379, 2452, 2496, 2928, 3172, 3678, 3744, 3904, 4392, 4758, 4904, 5517, 5856, 6344, 7137, 7356, 7488, 7969, 8784, 9516, 9808, 11034, 11712, 12688, 14274, 14712, 15938, 17568, 19032, 19616, 22068, 23907, 25376, 28548, 29424, 31876, 35136, 37393, 38064, 39232, 44136, 47814, 50752, 57096, 58848, 63752, 71721, 74786, 76128, 88272, 95628, 112179, 114192, 117696, 127504, 143442, 149572, 152256, 176544, 191256, 224358, 228384, 255008, 286884, 299144, 336537, 353088, 382512, 448716, 456768, 486109, 510016, 573768, 598288, 673074, 765024, 897432, 972218, 1147536, 1196576, 1346148, 1458327, 1530048, 1794864, 1944436, 2295072, 2393152, 2692296, 2916654, 3589728, 3888872, 4374981, 4590144, 5384592, 5833308, 7179456, 7777744, 8749962, 10769184, 11666616, 15555488, 17499924, 21538368, 23333232, 31110976, 34999848, 46666464, 69999696, 93332928, 139999392, 279998784]

約数ペア:

[(1, 279998784), (2, 139999392), (3, 93332928), (4, 69999696), (6, 46666464), (8, 34999848), (9, 31110976), (12, 23333232), (13, 21538368), (16, 17499924), (18, 15555488), (24, 11666616), (26, 10769184), (32, 8749962), (36, 7777744), (39, 7179456), (48, 5833308), (52, 5384592), (61, 4590144), (64, 4374981), (72, 3888872), (78, 3589728), (96, 2916654), (104, 2692296), (117, 2393152), (122, 2295072), (144, 1944436), (156, 1794864), (183, 1530048), (192, 1458327), (208, 1346148), (234, 1196576), (244, 1147536), (288, 972218), (312, 897432), (366, 765024), (416, 673074), (468, 598288), (488, 573768), (549, 510016), (576, 486109), (613, 456768), (624, 448716), (732, 382512), (793, 353088), (832, 336537), (936, 299144), (976, 286884), (1098, 255008), (1226, 228384), (1248, 224358), (1464, 191256), (1586, 176544), (1839, 152256), (1872, 149572), (1952, 143442), (2196, 127504), (2379, 117696), (2452, 114192), (2496, 112179), (2928, 95628), (3172, 88272), (3678, 76128), (3744, 74786), (3904, 71721), (4392, 63752), (4758, 58848), (4904, 57096), (5517, 50752), (5856, 47814), (6344, 44136), (7137, 39232), (7356, 38064), (7488, 37393), (7969, 35136), (8784, 31876), (9516, 29424), (9808, 28548), (11034, 25376), (11712, 23907), (12688, 22068), (14274, 19616), (14712, 19032), (15938, 17568)]