81025200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:412

約数の個数: 180

約数和(自身を含む): 286039728

約数和(自身を除く): 205014528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 71, 72, 75, 80, 90, 100, 120, 142, 144, 150, 180, 200, 213, 225, 240, 284, 300, 317, 355, 360, 400, 426, 450, 568, 600, 634, 639, 710, 720, 852, 900, 951, 1065, 1136, 1200, 1268, 1278, 1420, 1585, 1704, 1775, 1800, 1902, 2130, 2536, 2556, 2840, 2853, 3170, 3195, 3408, 3550, 3600, 3804, 4260, 4755, 5072, 5112, 5325, 5680, 5706, 6340, 6390, 7100, 7608, 7925, 8520, 9510, 10224, 10650, 11412, 12680, 12780, 14200, 14265, 15216, 15850, 15975, 17040, 19020, 21300, 22507, 22824, 23775, 25360, 25560, 28400, 28530, 31700, 31950, 38040, 42600, 45014, 45648, 47550, 51120, 57060, 63400, 63900, 67521, 71325, 76080, 85200, 90028, 95100, 112535, 114120, 126800, 127800, 135042, 142650, 180056, 190200, 202563, 225070, 228240, 255600, 270084, 285300, 337605, 360112, 380400, 405126, 450140, 540168, 562675, 570600, 675210, 810252, 900280, 1012815, 1080336, 1125350, 1141200, 1350420, 1620504, 1688025, 1800560, 2025630, 2250700, 2700840, 3241008, 3376050, 4051260, 4501400, 5064075, 5401680, 6752100, 8102520, 9002800, 10128150, 13504200, 16205040, 20256300, 27008400, 40512600, 81025200]

約数ペア:

[(1, 81025200), (2, 40512600), (3, 27008400), (4, 20256300), (5, 16205040), (6, 13504200), (8, 10128150), (9, 9002800), (10, 8102520), (12, 6752100), (15, 5401680), (16, 5064075), (18, 4501400), (20, 4051260), (24, 3376050), (25, 3241008), (30, 2700840), (36, 2250700), (40, 2025630), (45, 1800560), (48, 1688025), (50, 1620504), (60, 1350420), (71, 1141200), (72, 1125350), (75, 1080336), (80, 1012815), (90, 900280), (100, 810252), (120, 675210), (142, 570600), (144, 562675), (150, 540168), (180, 450140), (200, 405126), (213, 380400), (225, 360112), (240, 337605), (284, 285300), (300, 270084), (317, 255600), (355, 228240), (360, 225070), (400, 202563), (426, 190200), (450, 180056), (568, 142650), (600, 135042), (634, 127800), (639, 126800), (710, 114120), (720, 112535), (852, 95100), (900, 90028), (951, 85200), (1065, 76080), (1136, 71325), (1200, 67521), (1268, 63900), (1278, 63400), (1420, 57060), (1585, 51120), (1704, 47550), (1775, 45648), (1800, 45014), (1902, 42600), (2130, 38040), (2536, 31950), (2556, 31700), (2840, 28530), (2853, 28400), (3170, 25560), (3195, 25360), (3408, 23775), (3550, 22824), (3600, 22507), (3804, 21300), (4260, 19020), (4755, 17040), (5072, 15975), (5112, 15850), (5325, 15216), (5680, 14265), (5706, 14200), (6340, 12780), (6390, 12680), (7100, 11412), (7608, 10650), (7925, 10224), (8520, 9510)]