68786880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1006

約数の個数: 112

約数和(自身を含む): 221406720

約数和(自身を除く): 152619840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 158, 160, 192, 237, 240, 316, 320, 395, 474, 480, 632, 790, 907, 948, 960, 1185, 1264, 1580, 1814, 1896, 2370, 2528, 2721, 3160, 3628, 3792, 4535, 4740, 5056, 5442, 6320, 7256, 7584, 9070, 9480, 10884, 12640, 13605, 14512, 15168, 18140, 18960, 21768, 25280, 27210, 29024, 36280, 37920, 43536, 54420, 58048, 71653, 72560, 75840, 87072, 108840, 143306, 145120, 174144, 214959, 217680, 286612, 290240, 358265, 429918, 435360, 573224, 716530, 859836, 870720, 1074795, 1146448, 1433060, 1719672, 2149590, 2292896, 2866120, 3439344, 4299180, 4585792, 5732240, 6878688, 8598360, 11464480, 13757376, 17196720, 22928960, 34393440, 68786880]

約数ペア:

[(1, 68786880), (2, 34393440), (3, 22928960), (4, 17196720), (5, 13757376), (6, 11464480), (8, 8598360), (10, 6878688), (12, 5732240), (15, 4585792), (16, 4299180), (20, 3439344), (24, 2866120), (30, 2292896), (32, 2149590), (40, 1719672), (48, 1433060), (60, 1146448), (64, 1074795), (79, 870720), (80, 859836), (96, 716530), (120, 573224), (158, 435360), (160, 429918), (192, 358265), (237, 290240), (240, 286612), (316, 217680), (320, 214959), (395, 174144), (474, 145120), (480, 143306), (632, 108840), (790, 87072), (907, 75840), (948, 72560), (960, 71653), (1185, 58048), (1264, 54420), (1580, 43536), (1814, 37920), (1896, 36280), (2370, 29024), (2528, 27210), (2721, 25280), (3160, 21768), (3628, 18960), (3792, 18140), (4535, 15168), (4740, 14512), (5056, 13605), (5442, 12640), (6320, 10884), (7256, 9480), (7584, 9070)]