128319984

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:416

約数の個数: 160

約数和(自身を含む): 403376960

約数和(自身を除く): 275056976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 73, 78, 104, 108, 117, 144, 146, 156, 208, 216, 219, 234, 292, 312, 313, 351, 432, 438, 468, 584, 624, 626, 657, 702, 876, 936, 939, 949, 1168, 1252, 1314, 1404, 1752, 1872, 1878, 1898, 1971, 2504, 2628, 2808, 2817, 2847, 3504, 3756, 3796, 3942, 4069, 5008, 5256, 5616, 5634, 5694, 7512, 7592, 7884, 8138, 8451, 8541, 10512, 11268, 11388, 12207, 15024, 15184, 15768, 16276, 16902, 17082, 22536, 22776, 22849, 24414, 25623, 31536, 32552, 33804, 34164, 36621, 45072, 45552, 45698, 48828, 51246, 65104, 67608, 68328, 68547, 73242, 91396, 97656, 102492, 109863, 135216, 136656, 137094, 146484, 182792, 195312, 204984, 205641, 219726, 274188, 292968, 297037, 365584, 409968, 411282, 439452, 548376, 585936, 594074, 616923, 822564, 878904, 891111, 1096752, 1188148, 1233846, 1645128, 1757808, 1782222, 2376296, 2467692, 2673333, 3290256, 3564444, 4752592, 4935384, 5346666, 7128888, 8019999, 9870768, 10693332, 14257776, 16039998, 21386664, 32079996, 42773328, 64159992, 128319984]

約数ペア:

[(1, 128319984), (2, 64159992), (3, 42773328), (4, 32079996), (6, 21386664), (8, 16039998), (9, 14257776), (12, 10693332), (13, 9870768), (16, 8019999), (18, 7128888), (24, 5346666), (26, 4935384), (27, 4752592), (36, 3564444), (39, 3290256), (48, 2673333), (52, 2467692), (54, 2376296), (72, 1782222), (73, 1757808), (78, 1645128), (104, 1233846), (108, 1188148), (117, 1096752), (144, 891111), (146, 878904), (156, 822564), (208, 616923), (216, 594074), (219, 585936), (234, 548376), (292, 439452), (312, 411282), (313, 409968), (351, 365584), (432, 297037), (438, 292968), (468, 274188), (584, 219726), (624, 205641), (626, 204984), (657, 195312), (702, 182792), (876, 146484), (936, 137094), (939, 136656), (949, 135216), (1168, 109863), (1252, 102492), (1314, 97656), (1404, 91396), (1752, 73242), (1872, 68547), (1878, 68328), (1898, 67608), (1971, 65104), (2504, 51246), (2628, 48828), (2808, 45698), (2817, 45552), (2847, 45072), (3504, 36621), (3756, 34164), (3796, 33804), (3942, 32552), (4069, 31536), (5008, 25623), (5256, 24414), (5616, 22849), (5634, 22776), (5694, 22536), (7512, 17082), (7592, 16902), (7884, 16276), (8138, 15768), (8451, 15184), (8541, 15024), (10512, 12207), (11268, 11388)]