31168740

素因数分解:

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

素因数の和:1489

約数の個数: 72

約数和(自身を含む): 92171520

約数和(自身を除く): 61002780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1439, 1444, 1805, 2166, 2878, 3610, 4317, 4332, 5415, 5756, 7195, 7220, 8634, 10830, 14390, 17268, 21585, 21660, 27341, 28780, 43170, 54682, 82023, 86340, 109364, 136705, 164046, 273410, 328092, 410115, 519479, 546820, 820230, 1038958, 1558437, 1640460, 2077916, 2597395, 3116874, 5194790, 6233748, 7792185, 10389580, 15584370, 31168740]

約数ペア:

[(1, 31168740), (2, 15584370), (3, 10389580), (4, 7792185), (5, 6233748), (6, 5194790), (10, 3116874), (12, 2597395), (15, 2077916), (19, 1640460), (20, 1558437), (30, 1038958), (38, 820230), (57, 546820), (60, 519479), (76, 410115), (95, 328092), (114, 273410), (190, 164046), (228, 136705), (285, 109364), (361, 86340), (380, 82023), (570, 54682), (722, 43170), (1083, 28780), (1140, 27341), (1439, 21660), (1444, 21585), (1805, 17268), (2166, 14390), (2878, 10830), (3610, 8634), (4317, 7220), (4332, 7195), (5415, 5756)]