28306656

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:781

約数の個数: 144

約数和(自身を含む): 96969600

約数和(自身を除く): 68662944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 96, 112, 114, 126, 133, 144, 152, 168, 171, 224, 228, 252, 266, 288, 304, 336, 342, 399, 456, 504, 532, 608, 672, 684, 739, 798, 912, 1008, 1064, 1197, 1368, 1478, 1596, 1824, 2016, 2128, 2217, 2394, 2736, 2956, 3192, 4256, 4434, 4788, 5173, 5472, 5912, 6384, 6651, 8868, 9576, 10346, 11824, 12768, 13302, 14041, 15519, 17736, 19152, 20692, 23648, 26604, 28082, 31038, 35472, 38304, 41384, 42123, 46557, 53208, 56164, 62076, 70944, 82768, 84246, 93114, 98287, 106416, 112328, 124152, 126369, 165536, 168492, 186228, 196574, 212832, 224656, 248304, 252738, 294861, 336984, 372456, 393148, 449312, 496608, 505476, 589722, 673968, 744912, 786296, 884583, 1010952, 1179444, 1347936, 1489824, 1572592, 1769166, 2021904, 2358888, 3145184, 3538332, 4043808, 4717776, 7076664, 9435552, 14153328, 28306656]

約数ペア:

[(1, 28306656), (2, 14153328), (3, 9435552), (4, 7076664), (6, 4717776), (7, 4043808), (8, 3538332), (9, 3145184), (12, 2358888), (14, 2021904), (16, 1769166), (18, 1572592), (19, 1489824), (21, 1347936), (24, 1179444), (28, 1010952), (32, 884583), (36, 786296), (38, 744912), (42, 673968), (48, 589722), (56, 505476), (57, 496608), (63, 449312), (72, 393148), (76, 372456), (84, 336984), (96, 294861), (112, 252738), (114, 248304), (126, 224656), (133, 212832), (144, 196574), (152, 186228), (168, 168492), (171, 165536), (224, 126369), (228, 124152), (252, 112328), (266, 106416), (288, 98287), (304, 93114), (336, 84246), (342, 82768), (399, 70944), (456, 62076), (504, 56164), (532, 53208), (608, 46557), (672, 42123), (684, 41384), (739, 38304), (798, 35472), (912, 31038), (1008, 28082), (1064, 26604), (1197, 23648), (1368, 20692), (1478, 19152), (1596, 17736), (1824, 15519), (2016, 14041), (2128, 13302), (2217, 12768), (2394, 11824), (2736, 10346), (2956, 9576), (3192, 8868), (4256, 6651), (4434, 6384), (4788, 5912), (5173, 5472)]