988798440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:864

約数の個数: 192

約数和(自身を含む): 3467880000

約数和(自身を除く): 2479081560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 337, 392, 420, 490, 499, 588, 674, 735, 840, 980, 998, 1011, 1176, 1348, 1470, 1497, 1685, 1960, 1996, 2022, 2359, 2495, 2696, 2940, 2994, 3370, 3493, 3992, 4044, 4718, 4990, 5055, 5880, 5988, 6740, 6986, 7077, 7485, 8088, 9436, 9980, 10110, 10479, 11795, 11976, 13480, 13972, 14154, 14970, 16513, 17465, 18872, 19960, 20220, 20958, 23590, 24451, 27944, 28308, 29940, 33026, 34930, 35385, 40440, 41916, 47180, 48902, 49539, 52395, 56616, 59880, 66052, 69860, 70770, 73353, 82565, 83832, 94360, 97804, 99078, 104790, 122255, 132104, 139720, 141540, 146706, 165130, 168163, 195608, 198156, 209580, 244510, 247695, 283080, 293412, 330260, 336326, 366765, 396312, 419160, 489020, 495390, 504489, 586824, 660520, 672652, 733530, 840815, 978040, 990780, 1008978, 1177141, 1345304, 1467060, 1681630, 1981560, 2017956, 2354282, 2522445, 2934120, 3363260, 3531423, 4035912, 4708564, 5044890, 5885705, 6726520, 7062846, 8239987, 9417128, 10089780, 11771410, 14125692, 16479974, 17657115, 20179560, 23542820, 24719961, 28251384, 32959948, 35314230, 41199935, 47085640, 49439922, 65919896, 70628460, 82399870, 98879844, 123599805, 141256920, 164799740, 197759688, 247199610, 329599480, 494399220, 988798440]

約数ペア:

[(1, 988798440), (2, 494399220), (3, 329599480), (4, 247199610), (5, 197759688), (6, 164799740), (7, 141256920), (8, 123599805), (10, 98879844), (12, 82399870), (14, 70628460), (15, 65919896), (20, 49439922), (21, 47085640), (24, 41199935), (28, 35314230), (30, 32959948), (35, 28251384), (40, 24719961), (42, 23542820), (49, 20179560), (56, 17657115), (60, 16479974), (70, 14125692), (84, 11771410), (98, 10089780), (105, 9417128), (120, 8239987), (140, 7062846), (147, 6726520), (168, 5885705), (196, 5044890), (210, 4708564), (245, 4035912), (280, 3531423), (294, 3363260), (337, 2934120), (392, 2522445), (420, 2354282), (490, 2017956), (499, 1981560), (588, 1681630), (674, 1467060), (735, 1345304), (840, 1177141), (980, 1008978), (998, 990780), (1011, 978040), (1176, 840815), (1348, 733530), (1470, 672652), (1497, 660520), (1685, 586824), (1960, 504489), (1996, 495390), (2022, 489020), (2359, 419160), (2495, 396312), (2696, 366765), (2940, 336326), (2994, 330260), (3370, 293412), (3493, 283080), (3992, 247695), (4044, 244510), (4718, 209580), (4990, 198156), (5055, 195608), (5880, 168163), (5988, 165130), (6740, 146706), (6986, 141540), (7077, 139720), (7485, 132104), (8088, 122255), (9436, 104790), (9980, 99078), (10110, 97804), (10479, 94360), (11795, 83832), (11976, 82565), (13480, 73353), (13972, 70770), (14154, 69860), (14970, 66052), (16513, 59880), (17465, 56616), (18872, 52395), (19960, 49539), (20220, 48902), (20958, 47180), (23590, 41916), (24451, 40440), (27944, 35385), (28308, 34930), (29940, 33026)]