77786880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 254306304

約数和(自身を除く): 176519424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 160, 188, 192, 235, 240, 256, 282, 320, 376, 384, 431, 470, 480, 564, 640, 705, 752, 768, 862, 940, 960, 1128, 1280, 1293, 1410, 1504, 1724, 1880, 1920, 2155, 2256, 2586, 2820, 3008, 3448, 3760, 3840, 4310, 4512, 5172, 5640, 6016, 6465, 6896, 7520, 8620, 9024, 10344, 11280, 12032, 12930, 13792, 15040, 17240, 18048, 20257, 20688, 22560, 25860, 27584, 30080, 34480, 36096, 40514, 41376, 45120, 51720, 55168, 60160, 60771, 68960, 81028, 82752, 90240, 101285, 103440, 110336, 121542, 137920, 162056, 165504, 180480, 202570, 206880, 243084, 275840, 303855, 324112, 331008, 405140, 413760, 486168, 551680, 607710, 648224, 810280, 827520, 972336, 1215420, 1296448, 1620560, 1655040, 1944672, 2430840, 2592896, 3241120, 3889344, 4861680, 5185792, 6482240, 7778688, 9723360, 12964480, 15557376, 19446720, 25928960, 38893440, 77786880]

約数ペア:

[(1, 77786880), (2, 38893440), (3, 25928960), (4, 19446720), (5, 15557376), (6, 12964480), (8, 9723360), (10, 7778688), (12, 6482240), (15, 5185792), (16, 4861680), (20, 3889344), (24, 3241120), (30, 2592896), (32, 2430840), (40, 1944672), (47, 1655040), (48, 1620560), (60, 1296448), (64, 1215420), (80, 972336), (94, 827520), (96, 810280), (120, 648224), (128, 607710), (141, 551680), (160, 486168), (188, 413760), (192, 405140), (235, 331008), (240, 324112), (256, 303855), (282, 275840), (320, 243084), (376, 206880), (384, 202570), (431, 180480), (470, 165504), (480, 162056), (564, 137920), (640, 121542), (705, 110336), (752, 103440), (768, 101285), (862, 90240), (940, 82752), (960, 81028), (1128, 68960), (1280, 60771), (1293, 60160), (1410, 55168), (1504, 51720), (1724, 45120), (1880, 41376), (1920, 40514), (2155, 36096), (2256, 34480), (2586, 30080), (2820, 27584), (3008, 25860), (3448, 22560), (3760, 20688), (3840, 20257), (4310, 18048), (4512, 17240), (5172, 15040), (5640, 13792), (6016, 12930), (6465, 12032), (6896, 11280), (7520, 10344), (8620, 9024)]