55815840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1$

素因数の和:571

約数の個数: 144

約数和(自身を含む): 193179168

約数和(自身を除く): 137363328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 83, 90, 96, 120, 144, 160, 166, 180, 240, 249, 288, 332, 360, 415, 467, 480, 498, 664, 720, 747, 830, 934, 996, 1245, 1328, 1401, 1440, 1494, 1660, 1868, 1992, 2335, 2490, 2656, 2802, 2988, 3320, 3735, 3736, 3984, 4203, 4670, 4980, 5604, 5976, 6640, 7005, 7470, 7472, 7968, 8406, 9340, 9960, 11208, 11952, 13280, 14010, 14940, 14944, 16812, 18680, 19920, 21015, 22416, 23904, 28020, 29880, 33624, 37360, 38761, 39840, 42030, 44832, 56040, 59760, 67248, 74720, 77522, 84060, 112080, 116283, 119520, 134496, 155044, 168120, 193805, 224160, 232566, 310088, 336240, 348849, 387610, 465132, 581415, 620176, 672480, 697698, 775220, 930264, 1162830, 1240352, 1395396, 1550440, 1744245, 1860528, 2325660, 2790792, 3100880, 3488490, 3721056, 4651320, 5581584, 6201760, 6976980, 9302640, 11163168, 13953960, 18605280, 27907920, 55815840]

約数ペア:

[(1, 55815840), (2, 27907920), (3, 18605280), (4, 13953960), (5, 11163168), (6, 9302640), (8, 6976980), (9, 6201760), (10, 5581584), (12, 4651320), (15, 3721056), (16, 3488490), (18, 3100880), (20, 2790792), (24, 2325660), (30, 1860528), (32, 1744245), (36, 1550440), (40, 1395396), (45, 1240352), (48, 1162830), (60, 930264), (72, 775220), (80, 697698), (83, 672480), (90, 620176), (96, 581415), (120, 465132), (144, 387610), (160, 348849), (166, 336240), (180, 310088), (240, 232566), (249, 224160), (288, 193805), (332, 168120), (360, 155044), (415, 134496), (467, 119520), (480, 116283), (498, 112080), (664, 84060), (720, 77522), (747, 74720), (830, 67248), (934, 59760), (996, 56040), (1245, 44832), (1328, 42030), (1401, 39840), (1440, 38761), (1494, 37360), (1660, 33624), (1868, 29880), (1992, 28020), (2335, 23904), (2490, 22416), (2656, 21015), (2802, 19920), (2988, 18680), (3320, 16812), (3735, 14944), (3736, 14940), (3984, 14010), (4203, 13280), (4670, 11952), (4980, 11208), (5604, 9960), (5976, 9340), (6640, 8406), (7005, 7968), (7470, 7472)]