55441680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:625

約数の個数: 160

約数和(自身を含む): 200011008

約数和(自身を除く): 144569328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 210, 240, 244, 280, 305, 336, 366, 420, 427, 488, 541, 560, 610, 732, 840, 854, 915, 976, 1082, 1220, 1281, 1464, 1623, 1680, 1708, 1830, 2135, 2164, 2440, 2562, 2705, 2928, 3246, 3416, 3660, 3787, 4270, 4328, 4880, 5124, 5410, 6405, 6492, 6832, 7320, 7574, 8115, 8540, 8656, 10248, 10820, 11361, 12810, 12984, 14640, 15148, 16230, 17080, 18935, 20496, 21640, 22722, 25620, 25968, 30296, 32460, 33001, 34160, 37870, 43280, 45444, 51240, 56805, 60592, 64920, 66002, 75740, 90888, 99003, 102480, 113610, 129840, 132004, 151480, 165005, 181776, 198006, 227220, 231007, 264008, 302960, 330010, 396012, 454440, 462014, 495015, 528016, 660020, 693021, 792024, 908880, 924028, 990030, 1155035, 1320040, 1386042, 1584048, 1848056, 1980060, 2310070, 2640080, 2772084, 3465105, 3696112, 3960120, 4620140, 5544168, 6930210, 7920240, 9240280, 11088336, 13860420, 18480560, 27720840, 55441680]

約数ペア:

[(1, 55441680), (2, 27720840), (3, 18480560), (4, 13860420), (5, 11088336), (6, 9240280), (7, 7920240), (8, 6930210), (10, 5544168), (12, 4620140), (14, 3960120), (15, 3696112), (16, 3465105), (20, 2772084), (21, 2640080), (24, 2310070), (28, 1980060), (30, 1848056), (35, 1584048), (40, 1386042), (42, 1320040), (48, 1155035), (56, 990030), (60, 924028), (61, 908880), (70, 792024), (80, 693021), (84, 660020), (105, 528016), (112, 495015), (120, 462014), (122, 454440), (140, 396012), (168, 330010), (183, 302960), (210, 264008), (240, 231007), (244, 227220), (280, 198006), (305, 181776), (336, 165005), (366, 151480), (420, 132004), (427, 129840), (488, 113610), (541, 102480), (560, 99003), (610, 90888), (732, 75740), (840, 66002), (854, 64920), (915, 60592), (976, 56805), (1082, 51240), (1220, 45444), (1281, 43280), (1464, 37870), (1623, 34160), (1680, 33001), (1708, 32460), (1830, 30296), (2135, 25968), (2164, 25620), (2440, 22722), (2562, 21640), (2705, 20496), (2928, 18935), (3246, 17080), (3416, 16230), (3660, 15148), (3787, 14640), (4270, 12984), (4328, 12810), (4880, 11361), (5124, 10820), (5410, 10248), (6405, 8656), (6492, 8540), (6832, 8115), (7320, 7574)]