80528280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2591}}^1$

素因数の和:2649

約数の個数: 128

約数和(自身を含む): 283668480

約数和(自身を除く): 203140200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 2591, 3108, 3885, 4440, 5180, 5182, 6216, 7770, 7773, 10360, 10364, 12955, 15540, 15546, 18137, 20728, 25910, 31080, 31092, 36274, 38865, 51820, 54411, 62184, 72548, 77730, 90685, 95867, 103640, 108822, 145096, 155460, 181370, 191734, 217644, 272055, 287601, 310920, 362740, 383468, 435288, 479335, 544110, 575202, 671069, 725480, 766936, 958670, 1088220, 1150404, 1342138, 1438005, 1917340, 2013207, 2176440, 2300808, 2684276, 2876010, 3355345, 3834680, 4026414, 5368552, 5752020, 6710690, 8052828, 10066035, 11504040, 13421380, 16105656, 20132070, 26842760, 40264140, 80528280]

約数ペア:

[(1, 80528280), (2, 40264140), (3, 26842760), (4, 20132070), (5, 16105656), (6, 13421380), (7, 11504040), (8, 10066035), (10, 8052828), (12, 6710690), (14, 5752020), (15, 5368552), (20, 4026414), (21, 3834680), (24, 3355345), (28, 2876010), (30, 2684276), (35, 2300808), (37, 2176440), (40, 2013207), (42, 1917340), (56, 1438005), (60, 1342138), (70, 1150404), (74, 1088220), (84, 958670), (105, 766936), (111, 725480), (120, 671069), (140, 575202), (148, 544110), (168, 479335), (185, 435288), (210, 383468), (222, 362740), (259, 310920), (280, 287601), (296, 272055), (370, 217644), (420, 191734), (444, 181370), (518, 155460), (555, 145096), (740, 108822), (777, 103640), (840, 95867), (888, 90685), (1036, 77730), (1110, 72548), (1295, 62184), (1480, 54411), (1554, 51820), (2072, 38865), (2220, 36274), (2590, 31092), (2591, 31080), (3108, 25910), (3885, 20728), (4440, 18137), (5180, 15546), (5182, 15540), (6216, 12955), (7770, 10364), (7773, 10360)]