221285880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{614683}}^1$

素因数の和:614700

約数の個数: 48

約数和(自身を含む): 719180280

約数和(自身を除く): 497894400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 614683, 1229366, 1844049, 2458732, 3073415, 3688098, 4917464, 5532147, 6146830, 7376196, 9220245, 11064294, 12293660, 14752392, 18440490, 22128588, 24587320, 27660735, 36880980, 44257176, 55321470, 73761960, 110642940, 221285880]

約数ペア:

[(1, 221285880), (2, 110642940), (3, 73761960), (4, 55321470), (5, 44257176), (6, 36880980), (8, 27660735), (9, 24587320), (10, 22128588), (12, 18440490), (15, 14752392), (18, 12293660), (20, 11064294), (24, 9220245), (30, 7376196), (36, 6146830), (40, 5532147), (45, 4917464), (60, 3688098), (72, 3073415), (90, 2458732), (120, 1844049), (180, 1229366), (360, 614683)]