55791560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 147744000

約数和(自身を除く): 91952440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 37, 40, 44, 46, 55, 74, 88, 92, 110, 115, 148, 149, 184, 185, 220, 230, 253, 296, 298, 370, 407, 440, 460, 506, 596, 740, 745, 814, 851, 920, 1012, 1192, 1265, 1480, 1490, 1628, 1639, 1702, 2024, 2035, 2530, 2980, 3256, 3278, 3404, 3427, 4070, 4255, 5060, 5513, 5960, 6556, 6808, 6854, 8140, 8195, 8510, 9361, 10120, 11026, 13112, 13708, 16280, 16390, 17020, 17135, 18722, 22052, 27416, 27565, 32780, 34040, 34270, 37444, 37697, 44104, 46805, 55130, 60643, 65560, 68540, 74888, 75394, 93610, 110260, 121286, 126799, 137080, 150788, 187220, 188485, 220520, 242572, 253598, 301576, 303215, 374440, 376970, 485144, 507196, 606430, 633995, 753940, 1014392, 1212860, 1267990, 1394789, 1507880, 2425720, 2535980, 2789578, 5071960, 5579156, 6973945, 11158312, 13947890, 27895780, 55791560]

約数ペア:

[(1, 55791560), (2, 27895780), (4, 13947890), (5, 11158312), (8, 6973945), (10, 5579156), (11, 5071960), (20, 2789578), (22, 2535980), (23, 2425720), (37, 1507880), (40, 1394789), (44, 1267990), (46, 1212860), (55, 1014392), (74, 753940), (88, 633995), (92, 606430), (110, 507196), (115, 485144), (148, 376970), (149, 374440), (184, 303215), (185, 301576), (220, 253598), (230, 242572), (253, 220520), (296, 188485), (298, 187220), (370, 150788), (407, 137080), (440, 126799), (460, 121286), (506, 110260), (596, 93610), (740, 75394), (745, 74888), (814, 68540), (851, 65560), (920, 60643), (1012, 55130), (1192, 46805), (1265, 44104), (1480, 37697), (1490, 37444), (1628, 34270), (1639, 34040), (1702, 32780), (2024, 27565), (2035, 27416), (2530, 22052), (2980, 18722), (3256, 17135), (3278, 17020), (3404, 16390), (3427, 16280), (4070, 13708), (4255, 13112), (5060, 11026), (5513, 10120), (5960, 9361), (6556, 8510), (6808, 8195), (6854, 8140)]