218016960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{32443}}^1$

素因数の和:32470

約数の個数: 112

約数和(自身を含む): 791114496

約数和(自身を除く): 573097536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 32443, 64886, 97329, 129772, 162215, 194658, 227101, 259544, 324430, 389316, 454202, 486645, 519088, 648860, 681303, 778632, 908404, 973290, 1038176, 1135505, 1297720, 1362606, 1557264, 1816808, 1946580, 2076352, 2271010, 2595440, 2725212, 3114528, 3406515, 3633616, 3893160, 4542020, 5190880, 5450424, 6229056, 6813030, 7267232, 7786320, 9084040, 10381760, 10900848, 13626060, 14534464, 15572640, 18168080, 21801696, 27252120, 31145280, 36336160, 43603392, 54504240, 72672320, 109008480, 218016960]

約数ペア:

[(1, 218016960), (2, 109008480), (3, 72672320), (4, 54504240), (5, 43603392), (6, 36336160), (7, 31145280), (8, 27252120), (10, 21801696), (12, 18168080), (14, 15572640), (15, 14534464), (16, 13626060), (20, 10900848), (21, 10381760), (24, 9084040), (28, 7786320), (30, 7267232), (32, 6813030), (35, 6229056), (40, 5450424), (42, 5190880), (48, 4542020), (56, 3893160), (60, 3633616), (64, 3406515), (70, 3114528), (80, 2725212), (84, 2595440), (96, 2271010), (105, 2076352), (112, 1946580), (120, 1816808), (140, 1557264), (160, 1362606), (168, 1297720), (192, 1135505), (210, 1038176), (224, 973290), (240, 908404), (280, 778632), (320, 681303), (336, 648860), (420, 519088), (448, 486645), (480, 454202), (560, 389316), (672, 324430), (840, 259544), (960, 227101), (1120, 194658), (1344, 162215), (1680, 129772), (2240, 97329), (3360, 64886), (6720, 32443)]