287026768

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:313

約数の個数: 120

約数和(自身を含む): 695431680

約数和(自身を除く): 408404912

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 229, 248, 266, 304, 361, 434, 458, 496, 532, 589, 722, 868, 916, 1064, 1178, 1444, 1603, 1736, 1832, 2128, 2356, 2527, 2888, 3206, 3472, 3664, 4123, 4351, 4712, 5054, 5776, 6412, 7099, 8246, 8702, 9424, 10108, 11191, 12824, 14198, 16492, 17404, 20216, 22382, 25648, 28396, 30457, 32984, 34808, 40432, 44764, 49693, 56792, 60914, 65968, 69616, 78337, 82669, 89528, 99386, 113584, 121828, 134881, 156674, 165338, 179056, 198772, 243656, 269762, 313348, 330676, 397544, 487312, 539524, 578683, 626696, 661352, 795088, 944167, 1079048, 1157366, 1253392, 1322704, 1888334, 2158096, 2314732, 2562739, 3776668, 4629464, 5125478, 7553336, 9258928, 10250956, 15106672, 17939173, 20501912, 35878346, 41003824, 71756692, 143513384, 287026768]

約数ペア:

[(1, 287026768), (2, 143513384), (4, 71756692), (7, 41003824), (8, 35878346), (14, 20501912), (16, 17939173), (19, 15106672), (28, 10250956), (31, 9258928), (38, 7553336), (56, 5125478), (62, 4629464), (76, 3776668), (112, 2562739), (124, 2314732), (133, 2158096), (152, 1888334), (217, 1322704), (229, 1253392), (248, 1157366), (266, 1079048), (304, 944167), (361, 795088), (434, 661352), (458, 626696), (496, 578683), (532, 539524), (589, 487312), (722, 397544), (868, 330676), (916, 313348), (1064, 269762), (1178, 243656), (1444, 198772), (1603, 179056), (1736, 165338), (1832, 156674), (2128, 134881), (2356, 121828), (2527, 113584), (2888, 99386), (3206, 89528), (3472, 82669), (3664, 78337), (4123, 69616), (4351, 65968), (4712, 60914), (5054, 56792), (5776, 49693), (6412, 44764), (7099, 40432), (8246, 34808), (8702, 32984), (9424, 30457), (10108, 28396), (11191, 25648), (12824, 22382), (14198, 20216), (16492, 17404)]