278342892

素因数分解:

$2^2\times 3^5\times {\mathrm{199}}^1\times {\mathrm{1439}}^1$

素因数の和:1657

約数の個数: 72

約数和(自身を含む): 733824000

約数和(自身を除く): 455481108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 199, 243, 324, 398, 486, 597, 796, 972, 1194, 1439, 1791, 2388, 2878, 3582, 4317, 5373, 5756, 7164, 8634, 10746, 12951, 16119, 17268, 21492, 25902, 32238, 38853, 48357, 51804, 64476, 77706, 96714, 116559, 155412, 193428, 233118, 286361, 349677, 466236, 572722, 699354, 859083, 1145444, 1398708, 1718166, 2577249, 3436332, 5154498, 7731747, 10308996, 15463494, 23195241, 30926988, 46390482, 69585723, 92780964, 139171446, 278342892]

約数ペア:

[(1, 278342892), (2, 139171446), (3, 92780964), (4, 69585723), (6, 46390482), (9, 30926988), (12, 23195241), (18, 15463494), (27, 10308996), (36, 7731747), (54, 5154498), (81, 3436332), (108, 2577249), (162, 1718166), (199, 1398708), (243, 1145444), (324, 859083), (398, 699354), (486, 572722), (597, 466236), (796, 349677), (972, 286361), (1194, 233118), (1439, 193428), (1791, 155412), (2388, 116559), (2878, 96714), (3582, 77706), (4317, 64476), (5373, 51804), (5756, 48357), (7164, 38853), (8634, 32238), (10746, 25902), (12951, 21492), (16119, 17268)]