1638217440

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8819}}^1$

素因数の和:8886

約数の個数: 192

約数和(自身を含む): 5867769600

約数和(自身を除く): 4229552160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 72, 80, 86, 90, 96, 108, 120, 129, 135, 144, 160, 172, 180, 215, 216, 240, 258, 270, 288, 344, 360, 387, 430, 432, 480, 516, 540, 645, 688, 720, 774, 860, 864, 1032, 1080, 1161, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2160, 2322, 2580, 3096, 3440, 3870, 4128, 4320, 4644, 5160, 5805, 6192, 6880, 7740, 8819, 9288, 10320, 11610, 12384, 15480, 17638, 18576, 20640, 23220, 26457, 30960, 35276, 37152, 44095, 46440, 52914, 61920, 70552, 79371, 88190, 92880, 105828, 132285, 141104, 158742, 176380, 185760, 211656, 238113, 264570, 282208, 317484, 352760, 379217, 396855, 423312, 476226, 529140, 634968, 705520, 758434, 793710, 846624, 952452, 1058280, 1137651, 1190565, 1269936, 1411040, 1516868, 1587420, 1896085, 1904904, 2116560, 2275302, 2381130, 2539872, 3033736, 3174840, 3412953, 3792170, 3809808, 4233120, 4550604, 4762260, 5688255, 6067472, 6349680, 6825906, 7584340, 7619616, 9101208, 9524520, 10238859, 11376510, 12134944, 12699360, 13651812, 15168680, 17064765, 18202416, 19049040, 20477718, 22753020, 27303624, 30337360, 34129530, 36404832, 38098080, 40955436, 45506040, 51194295, 54607248, 60674720, 68259060, 81910872, 91012080, 102388590, 109214496, 136518120, 163821744, 182024160, 204777180, 273036240, 327643488, 409554360, 546072480, 819108720, 1638217440]

約数ペア:

[(1, 1638217440), (2, 819108720), (3, 546072480), (4, 409554360), (5, 327643488), (6, 273036240), (8, 204777180), (9, 182024160), (10, 163821744), (12, 136518120), (15, 109214496), (16, 102388590), (18, 91012080), (20, 81910872), (24, 68259060), (27, 60674720), (30, 54607248), (32, 51194295), (36, 45506040), (40, 40955436), (43, 38098080), (45, 36404832), (48, 34129530), (54, 30337360), (60, 27303624), (72, 22753020), (80, 20477718), (86, 19049040), (90, 18202416), (96, 17064765), (108, 15168680), (120, 13651812), (129, 12699360), (135, 12134944), (144, 11376510), (160, 10238859), (172, 9524520), (180, 9101208), (215, 7619616), (216, 7584340), (240, 6825906), (258, 6349680), (270, 6067472), (288, 5688255), (344, 4762260), (360, 4550604), (387, 4233120), (430, 3809808), (432, 3792170), (480, 3412953), (516, 3174840), (540, 3033736), (645, 2539872), (688, 2381130), (720, 2275302), (774, 2116560), (860, 1904904), (864, 1896085), (1032, 1587420), (1080, 1516868), (1161, 1411040), (1290, 1269936), (1376, 1190565), (1440, 1137651), (1548, 1058280), (1720, 952452), (1935, 846624), (2064, 793710), (2160, 758434), (2322, 705520), (2580, 634968), (3096, 529140), (3440, 476226), (3870, 423312), (4128, 396855), (4320, 379217), (4644, 352760), (5160, 317484), (5805, 282208), (6192, 264570), (6880, 238113), (7740, 211656), (8819, 185760), (9288, 176380), (10320, 158742), (11610, 141104), (12384, 132285), (15480, 105828), (17638, 92880), (18576, 88190), (20640, 79371), (23220, 70552), (26457, 61920), (30960, 52914), (35276, 46440), (37152, 44095)]