216961488

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1041

約数の個数: 120

約数和(自身を含む): 638777568

約数和(自身を除く): 421816080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 43, 48, 72, 74, 86, 111, 129, 144, 148, 172, 222, 258, 296, 333, 344, 387, 444, 516, 592, 666, 688, 774, 888, 947, 1032, 1332, 1548, 1591, 1776, 1894, 2064, 2664, 2841, 3096, 3182, 3788, 4773, 5328, 5682, 6192, 6364, 7576, 8523, 9546, 11364, 12728, 14319, 15152, 17046, 19092, 22728, 25456, 28638, 34092, 35039, 38184, 40721, 45456, 57276, 68184, 70078, 76368, 81442, 105117, 114552, 122163, 136368, 140156, 162884, 210234, 229104, 244326, 280312, 315351, 325768, 366489, 420468, 488652, 560624, 630702, 651536, 732978, 840936, 977304, 1261404, 1465956, 1506677, 1681872, 1954608, 2522808, 2931912, 3013354, 4520031, 5045616, 5863824, 6026708, 9040062, 12053416, 13560093, 18080124, 24106832, 27120186, 36160248, 54240372, 72320496, 108480744, 216961488]

約数ペア:

[(1, 216961488), (2, 108480744), (3, 72320496), (4, 54240372), (6, 36160248), (8, 27120186), (9, 24106832), (12, 18080124), (16, 13560093), (18, 12053416), (24, 9040062), (36, 6026708), (37, 5863824), (43, 5045616), (48, 4520031), (72, 3013354), (74, 2931912), (86, 2522808), (111, 1954608), (129, 1681872), (144, 1506677), (148, 1465956), (172, 1261404), (222, 977304), (258, 840936), (296, 732978), (333, 651536), (344, 630702), (387, 560624), (444, 488652), (516, 420468), (592, 366489), (666, 325768), (688, 315351), (774, 280312), (888, 244326), (947, 229104), (1032, 210234), (1332, 162884), (1548, 140156), (1591, 136368), (1776, 122163), (1894, 114552), (2064, 105117), (2664, 81442), (2841, 76368), (3096, 70078), (3182, 68184), (3788, 57276), (4773, 45456), (5328, 40721), (5682, 38184), (6192, 35039), (6364, 34092), (7576, 28638), (8523, 25456), (9546, 22728), (11364, 19092), (12728, 17046), (14319, 15152)]