72380475

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 139276800

約数和(自身を除く): 66896325

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 127, 149, 153, 225, 255, 381, 425, 447, 635, 745, 765, 1143, 1275, 1341, 1905, 2159, 2235, 2533, 3175, 3725, 3825, 5715, 6477, 6705, 7599, 9525, 10795, 11175, 12665, 18923, 19431, 22797, 28575, 32385, 33525, 37995, 53975, 56769, 63325, 94615, 97155, 113985, 161925, 170307, 189975, 283845, 321691, 473075, 485775, 569925, 851535, 965073, 1419225, 1608455, 2895219, 4257675, 4825365, 8042275, 14476095, 24126825, 72380475]

約数ペア:

[(1, 72380475), (3, 24126825), (5, 14476095), (9, 8042275), (15, 4825365), (17, 4257675), (25, 2895219), (45, 1608455), (51, 1419225), (75, 965073), (85, 851535), (127, 569925), (149, 485775), (153, 473075), (225, 321691), (255, 283845), (381, 189975), (425, 170307), (447, 161925), (635, 113985), (745, 97155), (765, 94615), (1143, 63325), (1275, 56769), (1341, 53975), (1905, 37995), (2159, 33525), (2235, 32385), (2533, 28575), (3175, 22797), (3725, 19431), (3825, 18923), (5715, 12665), (6477, 11175), (6705, 10795), (7599, 9525)]