131892870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 352512000

約数和(自身を除く): 220619130

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 29, 30, 38, 57, 58, 79, 87, 95, 101, 114, 145, 158, 174, 190, 202, 237, 285, 290, 303, 395, 435, 474, 505, 551, 570, 606, 790, 870, 1010, 1102, 1185, 1501, 1515, 1653, 1919, 2291, 2370, 2755, 2929, 3002, 3030, 3306, 3838, 4503, 4582, 5510, 5757, 5858, 6873, 7505, 7979, 8265, 8787, 9006, 9595, 11455, 11514, 13746, 14645, 15010, 15958, 16530, 17574, 19190, 22515, 22910, 23937, 28785, 29290, 34365, 39895, 43529, 43935, 45030, 47874, 55651, 57570, 68730, 79790, 87058, 87870, 111302, 119685, 130587, 151601, 166953, 217645, 231391, 239370, 261174, 278255, 303202, 333906, 435290, 454803, 462782, 556510, 652935, 694173, 758005, 834765, 909606, 1156955, 1305870, 1388346, 1516010, 1669530, 2274015, 2313910, 3470865, 4396429, 4548030, 6941730, 8792858, 13189287, 21982145, 26378574, 43964290, 65946435, 131892870]

約数ペア:

[(1, 131892870), (2, 65946435), (3, 43964290), (5, 26378574), (6, 21982145), (10, 13189287), (15, 8792858), (19, 6941730), (29, 4548030), (30, 4396429), (38, 3470865), (57, 2313910), (58, 2274015), (79, 1669530), (87, 1516010), (95, 1388346), (101, 1305870), (114, 1156955), (145, 909606), (158, 834765), (174, 758005), (190, 694173), (202, 652935), (237, 556510), (285, 462782), (290, 454803), (303, 435290), (395, 333906), (435, 303202), (474, 278255), (505, 261174), (551, 239370), (570, 231391), (606, 217645), (790, 166953), (870, 151601), (1010, 130587), (1102, 119685), (1185, 111302), (1501, 87870), (1515, 87058), (1653, 79790), (1919, 68730), (2291, 57570), (2370, 55651), (2755, 47874), (2929, 45030), (3002, 43935), (3030, 43529), (3306, 39895), (3838, 34365), (4503, 29290), (4582, 28785), (5510, 23937), (5757, 22910), (5858, 22515), (6873, 19190), (7505, 17574), (7979, 16530), (8265, 15958), (8787, 15010), (9006, 14645), (9595, 13746), (11455, 11514)]