221548392

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:592

約数の個数: 128

約数和(自身を含む): 667497600

約数和(自身を除く): 445949208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 257, 307, 312, 351, 468, 514, 614, 702, 771, 921, 936, 1028, 1228, 1404, 1542, 1842, 2056, 2313, 2456, 2763, 2808, 3084, 3341, 3684, 3991, 4626, 5526, 6168, 6682, 6939, 7368, 7982, 8289, 9252, 10023, 11052, 11973, 13364, 13878, 15964, 16578, 18504, 20046, 22104, 23946, 26728, 27756, 30069, 31928, 33156, 35919, 40092, 47892, 55512, 60138, 66312, 71838, 78899, 80184, 90207, 95784, 107757, 120276, 143676, 157798, 180414, 215514, 236697, 240552, 287352, 315596, 360828, 431028, 473394, 631192, 710091, 721656, 862056, 946788, 1025687, 1420182, 1893576, 2051374, 2130273, 2840364, 3077061, 4102748, 4260546, 5680728, 6154122, 8205496, 8521092, 9231183, 12308244, 17042184, 18462366, 24616488, 27693549, 36924732, 55387098, 73849464, 110774196, 221548392]

約数ペア:

[(1, 221548392), (2, 110774196), (3, 73849464), (4, 55387098), (6, 36924732), (8, 27693549), (9, 24616488), (12, 18462366), (13, 17042184), (18, 12308244), (24, 9231183), (26, 8521092), (27, 8205496), (36, 6154122), (39, 5680728), (52, 4260546), (54, 4102748), (72, 3077061), (78, 2840364), (104, 2130273), (108, 2051374), (117, 1893576), (156, 1420182), (216, 1025687), (234, 946788), (257, 862056), (307, 721656), (312, 710091), (351, 631192), (468, 473394), (514, 431028), (614, 360828), (702, 315596), (771, 287352), (921, 240552), (936, 236697), (1028, 215514), (1228, 180414), (1404, 157798), (1542, 143676), (1842, 120276), (2056, 107757), (2313, 95784), (2456, 90207), (2763, 80184), (2808, 78899), (3084, 71838), (3341, 66312), (3684, 60138), (3991, 55512), (4626, 47892), (5526, 40092), (6168, 35919), (6682, 33156), (6939, 31928), (7368, 30069), (7982, 27756), (8289, 26728), (9252, 23946), (10023, 22104), (11052, 20046), (11973, 18504), (13364, 16578), (13878, 15964)]