164250972

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{547}}^1$

素因数の和:1015

約数の個数: 72

約数和(自身を含む): 438838400

約数和(自身を除く): 274587428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 439, 547, 684, 878, 1094, 1317, 1641, 1756, 2188, 2634, 3282, 3951, 4923, 5268, 6564, 7902, 8341, 9846, 10393, 15804, 16682, 19692, 20786, 25023, 31179, 33364, 41572, 50046, 62358, 75069, 93537, 100092, 124716, 150138, 187074, 240133, 300276, 374148, 480266, 720399, 960532, 1440798, 2161197, 2881596, 4322394, 4562527, 8644788, 9125054, 13687581, 18250108, 27375162, 41062743, 54750324, 82125486, 164250972]

約数ペア:

[(1, 164250972), (2, 82125486), (3, 54750324), (4, 41062743), (6, 27375162), (9, 18250108), (12, 13687581), (18, 9125054), (19, 8644788), (36, 4562527), (38, 4322394), (57, 2881596), (76, 2161197), (114, 1440798), (171, 960532), (228, 720399), (342, 480266), (439, 374148), (547, 300276), (684, 240133), (878, 187074), (1094, 150138), (1317, 124716), (1641, 100092), (1756, 93537), (2188, 75069), (2634, 62358), (3282, 50046), (3951, 41572), (4923, 33364), (5268, 31179), (6564, 25023), (7902, 20786), (8341, 19692), (9846, 16682), (10393, 15804)]