281999808

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:995

約数の個数: 168

約数和(自身を含む): 884407680

約数和(自身を除く): 602407872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 31, 32, 34, 36, 48, 51, 62, 64, 68, 72, 93, 96, 102, 124, 136, 144, 153, 186, 192, 204, 248, 272, 279, 288, 306, 372, 408, 496, 527, 544, 558, 576, 612, 744, 816, 929, 992, 1054, 1088, 1116, 1224, 1488, 1581, 1632, 1858, 1984, 2108, 2232, 2448, 2787, 2976, 3162, 3264, 3716, 4216, 4464, 4743, 4896, 5574, 5952, 6324, 7432, 8361, 8432, 8928, 9486, 9792, 11148, 12648, 14864, 15793, 16722, 16864, 17856, 18972, 22296, 25296, 28799, 29728, 31586, 33444, 33728, 37944, 44592, 47379, 50592, 57598, 59456, 63172, 66888, 75888, 86397, 89184, 94758, 101184, 115196, 126344, 133776, 142137, 151776, 172794, 178368, 189516, 230392, 252688, 259191, 267552, 284274, 303552, 345588, 379032, 460784, 489583, 505376, 518382, 535104, 568548, 691176, 758064, 921568, 979166, 1010752, 1036764, 1137096, 1382352, 1468749, 1516128, 1843136, 1958332, 2073528, 2274192, 2764704, 2937498, 3032256, 3916664, 4147056, 4406247, 4548384, 5529408, 5874996, 7833328, 8294112, 8812494, 9096768, 11749992, 15666656, 16588224, 17624988, 23499984, 31333312, 35249976, 46999968, 70499952, 93999936, 140999904, 281999808]

約数ペア:

[(1, 281999808), (2, 140999904), (3, 93999936), (4, 70499952), (6, 46999968), (8, 35249976), (9, 31333312), (12, 23499984), (16, 17624988), (17, 16588224), (18, 15666656), (24, 11749992), (31, 9096768), (32, 8812494), (34, 8294112), (36, 7833328), (48, 5874996), (51, 5529408), (62, 4548384), (64, 4406247), (68, 4147056), (72, 3916664), (93, 3032256), (96, 2937498), (102, 2764704), (124, 2274192), (136, 2073528), (144, 1958332), (153, 1843136), (186, 1516128), (192, 1468749), (204, 1382352), (248, 1137096), (272, 1036764), (279, 1010752), (288, 979166), (306, 921568), (372, 758064), (408, 691176), (496, 568548), (527, 535104), (544, 518382), (558, 505376), (576, 489583), (612, 460784), (744, 379032), (816, 345588), (929, 303552), (992, 284274), (1054, 267552), (1088, 259191), (1116, 252688), (1224, 230392), (1488, 189516), (1581, 178368), (1632, 172794), (1858, 151776), (1984, 142137), (2108, 133776), (2232, 126344), (2448, 115196), (2787, 101184), (2976, 94758), (3162, 89184), (3264, 86397), (3716, 75888), (4216, 66888), (4464, 63172), (4743, 59456), (4896, 57598), (5574, 50592), (5952, 47379), (6324, 44592), (7432, 37944), (8361, 33728), (8432, 33444), (8928, 31586), (9486, 29728), (9792, 28799), (11148, 25296), (12648, 22296), (14864, 18972), (15793, 17856), (16722, 16864)]