278432856

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{433}}^1$

素因数の和:690

約数の個数: 128

約数和(自身を含む): 838488000

約数和(自身を除く): 560055144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 229, 234, 312, 351, 433, 458, 468, 687, 702, 866, 916, 936, 1299, 1374, 1404, 1732, 1832, 2061, 2598, 2748, 2808, 2977, 3464, 3897, 4122, 5196, 5496, 5629, 5954, 6183, 7794, 8244, 8931, 10392, 11258, 11691, 11908, 12366, 15588, 16488, 16887, 17862, 22516, 23382, 23816, 24732, 26793, 31176, 33774, 35724, 45032, 46764, 49464, 50661, 53586, 67548, 71448, 80379, 93528, 99157, 101322, 107172, 135096, 151983, 160758, 198314, 202644, 214344, 297471, 303966, 321516, 396628, 405288, 594942, 607932, 643032, 793256, 892413, 1189884, 1215864, 1289041, 1784826, 2379768, 2578082, 2677239, 3569652, 3867123, 5156164, 5354478, 7139304, 7734246, 10312328, 10708956, 11601369, 15468492, 21417912, 23202738, 30936984, 34804107, 46405476, 69608214, 92810952, 139216428, 278432856]

約数ペア:

[(1, 278432856), (2, 139216428), (3, 92810952), (4, 69608214), (6, 46405476), (8, 34804107), (9, 30936984), (12, 23202738), (13, 21417912), (18, 15468492), (24, 11601369), (26, 10708956), (27, 10312328), (36, 7734246), (39, 7139304), (52, 5354478), (54, 5156164), (72, 3867123), (78, 3569652), (104, 2677239), (108, 2578082), (117, 2379768), (156, 1784826), (216, 1289041), (229, 1215864), (234, 1189884), (312, 892413), (351, 793256), (433, 643032), (458, 607932), (468, 594942), (687, 405288), (702, 396628), (866, 321516), (916, 303966), (936, 297471), (1299, 214344), (1374, 202644), (1404, 198314), (1732, 160758), (1832, 151983), (2061, 135096), (2598, 107172), (2748, 101322), (2808, 99157), (2977, 93528), (3464, 80379), (3897, 71448), (4122, 67548), (5196, 53586), (5496, 50661), (5629, 49464), (5954, 46764), (6183, 45032), (7794, 35724), (8244, 33774), (8931, 31176), (10392, 26793), (11258, 24732), (11691, 23816), (11908, 23382), (12366, 22516), (15588, 17862), (16488, 16887)]