218181180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1439}}^1$

素因数の和:1496

約数の個数: 144

約数和(自身を含む): 737372160

約数和(自身を除く): 519190980

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, 361, 380, 399, 420, 532, 570, 665, 722, 798, 1083, 1140, 1330, 1439, 1444, 1596, 1805, 1995, 2166, 2527, 2660, 2878, 3610, 3990, 4317, 4332, 5054, 5415, 5756, 7195, 7220, 7581, 7980, 8634, 10073, 10108, 10830, 12635, 14390, 15162, 17268, 20146, 21585, 21660, 25270, 27341, 28780, 30219, 30324, 37905, 40292, 43170, 50365, 50540, 54682, 60438, 75810, 82023, 86340, 100730, 109364, 120876, 136705, 151095, 151620, 164046, 191387, 201460, 273410, 302190, 328092, 382774, 410115, 519479, 546820, 574161, 604380, 765548, 820230, 956935, 1038958, 1148322, 1558437, 1640460, 1913870, 2077916, 2296644, 2597395, 2870805, 3116874, 3636353, 3827740, 5194790, 5741610, 6233748, 7272706, 7792185, 10389580, 10909059, 11483220, 14545412, 15584370, 18181765, 21818118, 31168740, 36363530, 43636236, 54545295, 72727060, 109090590, 218181180]

約数ペア:

[(1, 218181180), (2, 109090590), (3, 72727060), (4, 54545295), (5, 43636236), (6, 36363530), (7, 31168740), (10, 21818118), (12, 18181765), (14, 15584370), (15, 14545412), (19, 11483220), (20, 10909059), (21, 10389580), (28, 7792185), (30, 7272706), (35, 6233748), (38, 5741610), (42, 5194790), (57, 3827740), (60, 3636353), (70, 3116874), (76, 2870805), (84, 2597395), (95, 2296644), (105, 2077916), (114, 1913870), (133, 1640460), (140, 1558437), (190, 1148322), (210, 1038958), (228, 956935), (266, 820230), (285, 765548), (361, 604380), (380, 574161), (399, 546820), (420, 519479), (532, 410115), (570, 382774), (665, 328092), (722, 302190), (798, 273410), (1083, 201460), (1140, 191387), (1330, 164046), (1439, 151620), (1444, 151095), (1596, 136705), (1805, 120876), (1995, 109364), (2166, 100730), (2527, 86340), (2660, 82023), (2878, 75810), (3610, 60438), (3990, 54682), (4317, 50540), (4332, 50365), (5054, 43170), (5415, 40292), (5756, 37905), (7195, 30324), (7220, 30219), (7581, 28780), (7980, 27341), (8634, 25270), (10073, 21660), (10108, 21585), (10830, 20146), (12635, 17268), (14390, 15162)]