201344140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 453176640

約数和(自身を除く): 251832500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 353, 361, 380, 395, 706, 722, 790, 1412, 1444, 1501, 1580, 1765, 1805, 3002, 3530, 3610, 6004, 6707, 7060, 7220, 7505, 13414, 15010, 26828, 27887, 28519, 30020, 33535, 55774, 57038, 67070, 111548, 114076, 127433, 134140, 139435, 142595, 254866, 278870, 285190, 509732, 529853, 557740, 570380, 637165, 1059706, 1274330, 2119412, 2548660, 2649265, 5298530, 10067207, 10597060, 20134414, 40268828, 50336035, 100672070, 201344140]

約数ペア:

[(1, 201344140), (2, 100672070), (4, 50336035), (5, 40268828), (10, 20134414), (19, 10597060), (20, 10067207), (38, 5298530), (76, 2649265), (79, 2548660), (95, 2119412), (158, 1274330), (190, 1059706), (316, 637165), (353, 570380), (361, 557740), (380, 529853), (395, 509732), (706, 285190), (722, 278870), (790, 254866), (1412, 142595), (1444, 139435), (1501, 134140), (1580, 127433), (1765, 114076), (1805, 111548), (3002, 67070), (3530, 57038), (3610, 55774), (6004, 33535), (6707, 30020), (7060, 28519), (7220, 27887), (7505, 26828), (13414, 15010)]