1020998880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1499}}^1$

素因数の和:1574

約数の個数: 288

約数和(自身を含む): 3891888000

約数和(自身を除く): 2870889120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 43, 44, 45, 48, 55, 60, 66, 72, 80, 86, 88, 90, 96, 99, 110, 120, 129, 132, 144, 160, 165, 172, 176, 180, 198, 215, 220, 240, 258, 264, 288, 330, 344, 352, 360, 387, 396, 430, 440, 473, 480, 495, 516, 528, 645, 660, 688, 720, 774, 792, 860, 880, 946, 990, 1032, 1056, 1290, 1320, 1376, 1419, 1440, 1499, 1548, 1584, 1720, 1760, 1892, 1935, 1980, 2064, 2365, 2580, 2640, 2838, 2998, 3096, 3168, 3440, 3784, 3870, 3960, 4128, 4257, 4497, 4730, 5160, 5280, 5676, 5996, 6192, 6880, 7095, 7495, 7568, 7740, 7920, 8514, 8994, 9460, 10320, 11352, 11992, 12384, 13491, 14190, 14990, 15136, 15480, 15840, 16489, 17028, 17988, 18920, 20640, 21285, 22485, 22704, 23984, 26982, 28380, 29980, 30960, 32978, 34056, 35976, 37840, 42570, 44970, 45408, 47968, 49467, 53964, 56760, 59960, 61920, 64457, 65956, 67455, 68112, 71952, 75680, 82445, 85140, 89940, 98934, 107928, 113520, 119920, 128914, 131912, 134910, 136224, 143904, 148401, 164890, 170280, 179880, 193371, 197868, 215856, 227040, 239840, 247335, 257828, 263824, 269820, 296802, 322285, 329780, 340560, 359760, 386742, 395736, 431712, 494670, 515656, 527648, 539640, 580113, 593604, 644570, 659560, 681120, 709027, 719520, 742005, 773484, 791472, 966855, 989340, 1031312, 1079280, 1160226, 1187208, 1289140, 1319120, 1418054, 1484010, 1546968, 1582944, 1933710, 1978680, 2062624, 2127081, 2158560, 2320452, 2374416, 2578280, 2638240, 2836108, 2900565, 2968020, 3093936, 3545135, 3867420, 3957360, 4254162, 4640904, 4748832, 5156560, 5672216, 5801130, 5936040, 6187872, 6381243, 7090270, 7734840, 7914720, 8508324, 9281808, 10313120, 10635405, 11344432, 11602260, 11872080, 12762486, 14180540, 15469680, 17016648, 18563616, 21270810, 22688864, 23204520, 23744160, 25524972, 28361080, 30939360, 31906215, 34033296, 42541620, 46409040, 51049944, 56722160, 63812430, 68066592, 85083240, 92818080, 102099888, 113444320, 127624860, 170166480, 204199776, 255249720, 340332960, 510499440, 1020998880]

約数ペア:

[(1, 1020998880), (2, 510499440), (3, 340332960), (4, 255249720), (5, 204199776), (6, 170166480), (8, 127624860), (9, 113444320), (10, 102099888), (11, 92818080), (12, 85083240), (15, 68066592), (16, 63812430), (18, 56722160), (20, 51049944), (22, 46409040), (24, 42541620), (30, 34033296), (32, 31906215), (33, 30939360), (36, 28361080), (40, 25524972), (43, 23744160), (44, 23204520), (45, 22688864), (48, 21270810), (55, 18563616), (60, 17016648), (66, 15469680), (72, 14180540), (80, 12762486), (86, 11872080), (88, 11602260), (90, 11344432), (96, 10635405), (99, 10313120), (110, 9281808), (120, 8508324), (129, 7914720), (132, 7734840), (144, 7090270), (160, 6381243), (165, 6187872), (172, 5936040), (176, 5801130), (180, 5672216), (198, 5156560), (215, 4748832), (220, 4640904), (240, 4254162), (258, 3957360), (264, 3867420), (288, 3545135), (330, 3093936), (344, 2968020), (352, 2900565), (360, 2836108), (387, 2638240), (396, 2578280), (430, 2374416), (440, 2320452), (473, 2158560), (480, 2127081), (495, 2062624), (516, 1978680), (528, 1933710), (645, 1582944), (660, 1546968), (688, 1484010), (720, 1418054), (774, 1319120), (792, 1289140), (860, 1187208), (880, 1160226), (946, 1079280), (990, 1031312), (1032, 989340), (1056, 966855), (1290, 791472), (1320, 773484), (1376, 742005), (1419, 719520), (1440, 709027), (1499, 681120), (1548, 659560), (1584, 644570), (1720, 593604), (1760, 580113), (1892, 539640), (1935, 527648), (1980, 515656), (2064, 494670), (2365, 431712), (2580, 395736), (2640, 386742), (2838, 359760), (2998, 340560), (3096, 329780), (3168, 322285), (3440, 296802), (3784, 269820), (3870, 263824), (3960, 257828), (4128, 247335), (4257, 239840), (4497, 227040), (4730, 215856), (5160, 197868), (5280, 193371), (5676, 179880), (5996, 170280), (6192, 164890), (6880, 148401), (7095, 143904), (7495, 136224), (7568, 134910), (7740, 131912), (7920, 128914), (8514, 119920), (8994, 113520), (9460, 107928), (10320, 98934), (11352, 89940), (11992, 85140), (12384, 82445), (13491, 75680), (14190, 71952), (14990, 68112), (15136, 67455), (15480, 65956), (15840, 64457), (16489, 61920), (17028, 59960), (17988, 56760), (18920, 53964), (20640, 49467), (21285, 47968), (22485, 45408), (22704, 44970), (23984, 42570), (26982, 37840), (28380, 35976), (29980, 34056), (30960, 32978)]