217383180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27241}}^1$

素因数の和:27279

約数の個数: 96

約数和(自身を含む): 732264960

約数和(自身を除く): 514881780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 27241, 54482, 81723, 108964, 136205, 163446, 190687, 272410, 326892, 381374, 408615, 517579, 544820, 572061, 762748, 817230, 953435, 1035158, 1144122, 1552737, 1634460, 1906870, 2070316, 2288244, 2587895, 2860305, 3105474, 3623053, 3813740, 5175790, 5720610, 6210948, 7246106, 7763685, 10351580, 10869159, 11441220, 14492212, 15527370, 18115265, 21738318, 31054740, 36230530, 43476636, 54345795, 72461060, 108691590, 217383180]

約数ペア:

[(1, 217383180), (2, 108691590), (3, 72461060), (4, 54345795), (5, 43476636), (6, 36230530), (7, 31054740), (10, 21738318), (12, 18115265), (14, 15527370), (15, 14492212), (19, 11441220), (20, 10869159), (21, 10351580), (28, 7763685), (30, 7246106), (35, 6210948), (38, 5720610), (42, 5175790), (57, 3813740), (60, 3623053), (70, 3105474), (76, 2860305), (84, 2587895), (95, 2288244), (105, 2070316), (114, 1906870), (133, 1634460), (140, 1552737), (190, 1144122), (210, 1035158), (228, 953435), (266, 817230), (285, 762748), (380, 572061), (399, 544820), (420, 517579), (532, 408615), (570, 381374), (665, 326892), (798, 272410), (1140, 190687), (1330, 163446), (1596, 136205), (1995, 108964), (2660, 81723), (3990, 54482), (7980, 27241)]