28708512

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:403

約数の個数: 144

約数和(自身を含む): 93078720

約数和(自身を除く): 64370208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 49, 51, 56, 68, 84, 96, 98, 102, 112, 119, 136, 147, 168, 196, 204, 224, 238, 272, 294, 336, 357, 359, 392, 408, 476, 544, 588, 672, 714, 718, 784, 816, 833, 952, 1077, 1176, 1428, 1436, 1568, 1632, 1666, 1904, 2154, 2352, 2499, 2513, 2856, 2872, 3332, 3808, 4308, 4704, 4998, 5026, 5712, 5744, 6103, 6664, 7539, 8616, 9996, 10052, 11424, 11488, 12206, 13328, 15078, 17232, 17591, 18309, 19992, 20104, 24412, 26656, 30156, 34464, 35182, 36618, 39984, 40208, 42721, 48824, 52773, 60312, 70364, 73236, 79968, 80416, 85442, 97648, 105546, 120624, 128163, 140728, 146472, 170884, 195296, 211092, 241248, 256326, 281456, 292944, 299047, 341768, 422184, 512652, 562912, 585888, 598094, 683536, 844368, 897141, 1025304, 1196188, 1367072, 1688736, 1794282, 2050608, 2392376, 3588564, 4101216, 4784752, 7177128, 9569504, 14354256, 28708512]

約数ペア:

[(1, 28708512), (2, 14354256), (3, 9569504), (4, 7177128), (6, 4784752), (7, 4101216), (8, 3588564), (12, 2392376), (14, 2050608), (16, 1794282), (17, 1688736), (21, 1367072), (24, 1196188), (28, 1025304), (32, 897141), (34, 844368), (42, 683536), (48, 598094), (49, 585888), (51, 562912), (56, 512652), (68, 422184), (84, 341768), (96, 299047), (98, 292944), (102, 281456), (112, 256326), (119, 241248), (136, 211092), (147, 195296), (168, 170884), (196, 146472), (204, 140728), (224, 128163), (238, 120624), (272, 105546), (294, 97648), (336, 85442), (357, 80416), (359, 79968), (392, 73236), (408, 70364), (476, 60312), (544, 52773), (588, 48824), (672, 42721), (714, 40208), (718, 39984), (784, 36618), (816, 35182), (833, 34464), (952, 30156), (1077, 26656), (1176, 24412), (1428, 20104), (1436, 19992), (1568, 18309), (1632, 17591), (1666, 17232), (1904, 15078), (2154, 13328), (2352, 12206), (2499, 11488), (2513, 11424), (2856, 10052), (2872, 9996), (3332, 8616), (3808, 7539), (4308, 6664), (4704, 6103), (4998, 5744), (5026, 5712)]