204712560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21871}}^1$

素因数の和:21903

約数の個数: 120

約数和(自身を含む): 740410944

約数和(自身を除く): 535698384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 21871, 43742, 65613, 87484, 109355, 131226, 174968, 196839, 218710, 262452, 284323, 328065, 349936, 393678, 437420, 524904, 568646, 656130, 787356, 852969, 874840, 984195, 1049808, 1137292, 1312260, 1421615, 1574712, 1705938, 1749680, 1968390, 2274584, 2558907, 2624520, 2843230, 3149424, 3411876, 3936780, 4264845, 4549168, 5117814, 5249040, 5686460, 6823752, 7873560, 8529690, 10235628, 11372920, 12794535, 13647504, 15747120, 17059380, 20471256, 22745840, 25589070, 34118760, 40942512, 51178140, 68237520, 102356280, 204712560]

約数ペア:

[(1, 204712560), (2, 102356280), (3, 68237520), (4, 51178140), (5, 40942512), (6, 34118760), (8, 25589070), (9, 22745840), (10, 20471256), (12, 17059380), (13, 15747120), (15, 13647504), (16, 12794535), (18, 11372920), (20, 10235628), (24, 8529690), (26, 7873560), (30, 6823752), (36, 5686460), (39, 5249040), (40, 5117814), (45, 4549168), (48, 4264845), (52, 3936780), (60, 3411876), (65, 3149424), (72, 2843230), (78, 2624520), (80, 2558907), (90, 2274584), (104, 1968390), (117, 1749680), (120, 1705938), (130, 1574712), (144, 1421615), (156, 1312260), (180, 1137292), (195, 1049808), (208, 984195), (234, 874840), (240, 852969), (260, 787356), (312, 656130), (360, 568646), (390, 524904), (468, 437420), (520, 393678), (585, 349936), (624, 328065), (720, 284323), (780, 262452), (936, 218710), (1040, 196839), (1170, 174968), (1560, 131226), (1872, 109355), (2340, 87484), (3120, 65613), (4680, 43742), (9360, 21871)]