81647328

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1021}}^1$

素因数の和:1065

約数の個数: 144

約数和(自身を含む): 264240144

約数和(自身を除く): 182592816

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, 392, 408, 476, 544, 588, 672, 714, 784, 816, 833, 952, 1021, 1176, 1428, 1568, 1632, 1666, 1904, 2042, 2352, 2499, 2856, 3063, 3332, 3808, 4084, 4704, 4998, 5712, 6126, 6664, 7147, 8168, 9996, 11424, 12252, 13328, 14294, 16336, 17357, 19992, 21441, 24504, 26656, 28588, 32672, 34714, 39984, 42882, 49008, 50029, 52071, 57176, 69428, 79968, 85764, 98016, 100058, 104142, 114352, 121499, 138856, 150087, 171528, 200116, 208284, 228704, 242998, 277712, 300174, 343056, 364497, 400232, 416568, 485996, 555424, 600348, 686112, 728994, 800464, 833136, 850493, 971992, 1200696, 1457988, 1600928, 1666272, 1700986, 1943984, 2401392, 2551479, 2915976, 3401972, 3887968, 4802784, 5102958, 5831952, 6803944, 10205916, 11663904, 13607888, 20411832, 27215776, 40823664, 81647328]

約数ペア:

[(1, 81647328), (2, 40823664), (3, 27215776), (4, 20411832), (6, 13607888), (7, 11663904), (8, 10205916), (12, 6803944), (14, 5831952), (16, 5102958), (17, 4802784), (21, 3887968), (24, 3401972), (28, 2915976), (32, 2551479), (34, 2401392), (42, 1943984), (48, 1700986), (49, 1666272), (51, 1600928), (56, 1457988), (68, 1200696), (84, 971992), (96, 850493), (98, 833136), (102, 800464), (112, 728994), (119, 686112), (136, 600348), (147, 555424), (168, 485996), (196, 416568), (204, 400232), (224, 364497), (238, 343056), (272, 300174), (294, 277712), (336, 242998), (357, 228704), (392, 208284), (408, 200116), (476, 171528), (544, 150087), (588, 138856), (672, 121499), (714, 114352), (784, 104142), (816, 100058), (833, 98016), (952, 85764), (1021, 79968), (1176, 69428), (1428, 57176), (1568, 52071), (1632, 50029), (1666, 49008), (1904, 42882), (2042, 39984), (2352, 34714), (2499, 32672), (2856, 28588), (3063, 26656), (3332, 24504), (3808, 21441), (4084, 19992), (4704, 17357), (4998, 16336), (5712, 14294), (6126, 13328), (6664, 12252), (7147, 11424), (8168, 9996)]