205011648

素因数分解:

$2^6\times 3^4\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:652

約数の個数: 140

約数和(自身を含む): 617384592

約数和(自身を除く): 412372944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 71, 72, 81, 96, 108, 142, 144, 162, 192, 213, 216, 284, 288, 324, 426, 432, 557, 568, 576, 639, 648, 852, 864, 1114, 1136, 1278, 1296, 1671, 1704, 1728, 1917, 2228, 2272, 2556, 2592, 3342, 3408, 3834, 4456, 4544, 5013, 5112, 5184, 5751, 6684, 6816, 7668, 8912, 10026, 10224, 11502, 13368, 13632, 15039, 15336, 17824, 20052, 20448, 23004, 26736, 30078, 30672, 35648, 39547, 40104, 40896, 45117, 46008, 53472, 60156, 61344, 79094, 80208, 90234, 92016, 106944, 118641, 120312, 122688, 158188, 160416, 180468, 184032, 237282, 240624, 316376, 320832, 355923, 360936, 368064, 474564, 481248, 632752, 711846, 721872, 949128, 962496, 1067769, 1265504, 1423692, 1443744, 1898256, 2135538, 2531008, 2847384, 2887488, 3203307, 3796512, 4271076, 5694768, 6406614, 7593024, 8542152, 11389536, 12813228, 17084304, 22779072, 25626456, 34168608, 51252912, 68337216, 102505824, 205011648]

約数ペア:

[(1, 205011648), (2, 102505824), (3, 68337216), (4, 51252912), (6, 34168608), (8, 25626456), (9, 22779072), (12, 17084304), (16, 12813228), (18, 11389536), (24, 8542152), (27, 7593024), (32, 6406614), (36, 5694768), (48, 4271076), (54, 3796512), (64, 3203307), (71, 2887488), (72, 2847384), (81, 2531008), (96, 2135538), (108, 1898256), (142, 1443744), (144, 1423692), (162, 1265504), (192, 1067769), (213, 962496), (216, 949128), (284, 721872), (288, 711846), (324, 632752), (426, 481248), (432, 474564), (557, 368064), (568, 360936), (576, 355923), (639, 320832), (648, 316376), (852, 240624), (864, 237282), (1114, 184032), (1136, 180468), (1278, 160416), (1296, 158188), (1671, 122688), (1704, 120312), (1728, 118641), (1917, 106944), (2228, 92016), (2272, 90234), (2556, 80208), (2592, 79094), (3342, 61344), (3408, 60156), (3834, 53472), (4456, 46008), (4544, 45117), (5013, 40896), (5112, 40104), (5184, 39547), (5751, 35648), (6684, 30672), (6816, 30078), (7668, 26736), (8912, 23004), (10026, 20448), (10224, 20052), (11502, 17824), (13368, 15336), (13632, 15039)]