220723968

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 619544576

約数和(自身を除く): 398820608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 73, 93, 96, 124, 127, 128, 146, 186, 192, 219, 248, 254, 256, 292, 372, 381, 384, 438, 496, 508, 584, 744, 762, 768, 876, 992, 1016, 1168, 1488, 1524, 1752, 1984, 2032, 2263, 2336, 2976, 3048, 3504, 3937, 3968, 4064, 4526, 4672, 5952, 6096, 6789, 7008, 7874, 7936, 8128, 9052, 9271, 9344, 11811, 11904, 12192, 13578, 14016, 15748, 16256, 18104, 18542, 18688, 23622, 23808, 24384, 27156, 27813, 28032, 31496, 32512, 36208, 37084, 47244, 48768, 54312, 55626, 56064, 62992, 72416, 74168, 94488, 97536, 108624, 111252, 125984, 144832, 148336, 188976, 217248, 222504, 251968, 287401, 289664, 296672, 377952, 434496, 445008, 503936, 574802, 579328, 593344, 755904, 862203, 868992, 890016, 1007872, 1149604, 1186688, 1511808, 1724406, 1737984, 1780032, 2299208, 2373376, 3023616, 3448812, 3560064, 4598416, 6897624, 7120128, 9196832, 13795248, 18393664, 27590496, 36787328, 55180992, 73574656, 110361984, 220723968]

約数ペア:

[(1, 220723968), (2, 110361984), (3, 73574656), (4, 55180992), (6, 36787328), (8, 27590496), (12, 18393664), (16, 13795248), (24, 9196832), (31, 7120128), (32, 6897624), (48, 4598416), (62, 3560064), (64, 3448812), (73, 3023616), (93, 2373376), (96, 2299208), (124, 1780032), (127, 1737984), (128, 1724406), (146, 1511808), (186, 1186688), (192, 1149604), (219, 1007872), (248, 890016), (254, 868992), (256, 862203), (292, 755904), (372, 593344), (381, 579328), (384, 574802), (438, 503936), (496, 445008), (508, 434496), (584, 377952), (744, 296672), (762, 289664), (768, 287401), (876, 251968), (992, 222504), (1016, 217248), (1168, 188976), (1488, 148336), (1524, 144832), (1752, 125984), (1984, 111252), (2032, 108624), (2263, 97536), (2336, 94488), (2976, 74168), (3048, 72416), (3504, 62992), (3937, 56064), (3968, 55626), (4064, 54312), (4526, 48768), (4672, 47244), (5952, 37084), (6096, 36208), (6789, 32512), (7008, 31496), (7874, 28032), (7936, 27813), (8128, 27156), (9052, 24384), (9271, 23808), (9344, 23622), (11811, 18688), (11904, 18542), (12192, 18104), (13578, 16256), (14016, 15748)]