81414480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 320

約数和(自身を含む): 314265600

約数和(自身を除く): 232851120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 43, 46, 48, 49, 56, 60, 69, 70, 80, 84, 86, 92, 98, 105, 112, 115, 120, 129, 138, 140, 147, 161, 168, 172, 184, 196, 210, 215, 230, 240, 245, 258, 276, 280, 294, 301, 322, 336, 343, 344, 345, 368, 392, 420, 430, 460, 483, 490, 516, 552, 560, 588, 602, 644, 645, 686, 688, 690, 735, 784, 805, 840, 860, 903, 920, 966, 980, 989, 1029, 1032, 1104, 1127, 1176, 1204, 1288, 1290, 1372, 1380, 1470, 1505, 1610, 1680, 1715, 1720, 1806, 1840, 1932, 1960, 1978, 2058, 2064, 2107, 2254, 2352, 2408, 2415, 2576, 2580, 2744, 2760, 2940, 2967, 3010, 3220, 3381, 3430, 3440, 3612, 3864, 3920, 3956, 4116, 4214, 4508, 4515, 4816, 4830, 4945, 5145, 5160, 5488, 5520, 5635, 5880, 5934, 6020, 6321, 6440, 6762, 6860, 6923, 7224, 7728, 7889, 7912, 8232, 8428, 9016, 9030, 9660, 9890, 10290, 10320, 10535, 11270, 11760, 11868, 12040, 12642, 12880, 13524, 13720, 13846, 14448, 14749, 14835, 15778, 15824, 16464, 16856, 16905, 18032, 18060, 19320, 19780, 20580, 20769, 21070, 22540, 23667, 23736, 24080, 25284, 27048, 27440, 27692, 29498, 29670, 31556, 31605, 33712, 33810, 34615, 36120, 38640, 39445, 39560, 41160, 41538, 42140, 44247, 45080, 47334, 47472, 48461, 50568, 54096, 55384, 58996, 59340, 63112, 63210, 67620, 69230, 72240, 73745, 78890, 79120, 82320, 83076, 84280, 88494, 90160, 94668, 96922, 101136, 103845, 110768, 117992, 118335, 118680, 126224, 126420, 135240, 138460, 145383, 147490, 157780, 166152, 168560, 176988, 189336, 193844, 207690, 221235, 235984, 236670, 237360, 242305, 252840, 270480, 276920, 290766, 294980, 315560, 332304, 339227, 353976, 378672, 387688, 415380, 442470, 473340, 484610, 505680, 553840, 581532, 589960, 631120, 678454, 707952, 726915, 775376, 830760, 884940, 946680, 969220, 1017681, 1163064, 1179920, 1356908, 1453830, 1661520, 1696135, 1769880, 1893360, 1938440, 2035362, 2326128, 2713816, 2907660, 3392270, 3539760, 3876880, 4070724, 5088405, 5427632, 5815320, 6784540, 8141448, 10176810, 11630640, 13569080, 16282896, 20353620, 27138160, 40707240, 81414480]

約数ペア:

[(1, 81414480), (2, 40707240), (3, 27138160), (4, 20353620), (5, 16282896), (6, 13569080), (7, 11630640), (8, 10176810), (10, 8141448), (12, 6784540), (14, 5815320), (15, 5427632), (16, 5088405), (20, 4070724), (21, 3876880), (23, 3539760), (24, 3392270), (28, 2907660), (30, 2713816), (35, 2326128), (40, 2035362), (42, 1938440), (43, 1893360), (46, 1769880), (48, 1696135), (49, 1661520), (56, 1453830), (60, 1356908), (69, 1179920), (70, 1163064), (80, 1017681), (84, 969220), (86, 946680), (92, 884940), (98, 830760), (105, 775376), (112, 726915), (115, 707952), (120, 678454), (129, 631120), (138, 589960), (140, 581532), (147, 553840), (161, 505680), (168, 484610), (172, 473340), (184, 442470), (196, 415380), (210, 387688), (215, 378672), (230, 353976), (240, 339227), (245, 332304), (258, 315560), (276, 294980), (280, 290766), (294, 276920), (301, 270480), (322, 252840), (336, 242305), (343, 237360), (344, 236670), (345, 235984), (368, 221235), (392, 207690), (420, 193844), (430, 189336), (460, 176988), (483, 168560), (490, 166152), (516, 157780), (552, 147490), (560, 145383), (588, 138460), (602, 135240), (644, 126420), (645, 126224), (686, 118680), (688, 118335), (690, 117992), (735, 110768), (784, 103845), (805, 101136), (840, 96922), (860, 94668), (903, 90160), (920, 88494), (966, 84280), (980, 83076), (989, 82320), (1029, 79120), (1032, 78890), (1104, 73745), (1127, 72240), (1176, 69230), (1204, 67620), (1288, 63210), (1290, 63112), (1372, 59340), (1380, 58996), (1470, 55384), (1505, 54096), (1610, 50568), (1680, 48461), (1715, 47472), (1720, 47334), (1806, 45080), (1840, 44247), (1932, 42140), (1960, 41538), (1978, 41160), (2058, 39560), (2064, 39445), (2107, 38640), (2254, 36120), (2352, 34615), (2408, 33810), (2415, 33712), (2576, 31605), (2580, 31556), (2744, 29670), (2760, 29498), (2940, 27692), (2967, 27440), (3010, 27048), (3220, 25284), (3381, 24080), (3430, 23736), (3440, 23667), (3612, 22540), (3864, 21070), (3920, 20769), (3956, 20580), (4116, 19780), (4214, 19320), (4508, 18060), (4515, 18032), (4816, 16905), (4830, 16856), (4945, 16464), (5145, 15824), (5160, 15778), (5488, 14835), (5520, 14749), (5635, 14448), (5880, 13846), (5934, 13720), (6020, 13524), (6321, 12880), (6440, 12642), (6762, 12040), (6860, 11868), (6923, 11760), (7224, 11270), (7728, 10535), (7889, 10320), (7912, 10290), (8232, 9890), (8428, 9660), (9016, 9030)]