219621984

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:780

約数の個数: 96

約数和(自身を含む): 597953664

約数和(自身を除く): 378331680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 83, 86, 96, 129, 166, 172, 249, 258, 332, 344, 498, 516, 641, 664, 688, 996, 1032, 1282, 1328, 1376, 1923, 1992, 2064, 2564, 2656, 3569, 3846, 3984, 4128, 5128, 7138, 7692, 7968, 10256, 10707, 14276, 15384, 20512, 21414, 27563, 28552, 30768, 42828, 53203, 55126, 57104, 61536, 82689, 85656, 106406, 110252, 114208, 159609, 165378, 171312, 212812, 220504, 319218, 330756, 342624, 425624, 441008, 638436, 661512, 851248, 882016, 1276872, 1323024, 1702496, 2287729, 2553744, 2646048, 4575458, 5107488, 6863187, 9150916, 13726374, 18301832, 27452748, 36603664, 54905496, 73207328, 109810992, 219621984]

約数ペア:

[(1, 219621984), (2, 109810992), (3, 73207328), (4, 54905496), (6, 36603664), (8, 27452748), (12, 18301832), (16, 13726374), (24, 9150916), (32, 6863187), (43, 5107488), (48, 4575458), (83, 2646048), (86, 2553744), (96, 2287729), (129, 1702496), (166, 1323024), (172, 1276872), (249, 882016), (258, 851248), (332, 661512), (344, 638436), (498, 441008), (516, 425624), (641, 342624), (664, 330756), (688, 319218), (996, 220504), (1032, 212812), (1282, 171312), (1328, 165378), (1376, 159609), (1923, 114208), (1992, 110252), (2064, 106406), (2564, 85656), (2656, 82689), (3569, 61536), (3846, 57104), (3984, 55126), (4128, 53203), (5128, 42828), (7138, 30768), (7692, 28552), (7968, 27563), (10256, 21414), (10707, 20512), (14276, 15384)]