82357590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20641}}^1$

素因数の和:20677

約数の個数: 64

約数和(自身を含む): 237795840

約数和(自身を除く): 155438250

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 20641, 41282, 61923, 103205, 123846, 144487, 206410, 288974, 309615, 392179, 433461, 619230, 722435, 784358, 866922, 1176537, 1444870, 1960895, 2167305, 2353074, 2745253, 3921790, 4334610, 5490506, 5882685, 8235759, 11765370, 13726265, 16471518, 27452530, 41178795, 82357590]

約数ペア:

[(1, 82357590), (2, 41178795), (3, 27452530), (5, 16471518), (6, 13726265), (7, 11765370), (10, 8235759), (14, 5882685), (15, 5490506), (19, 4334610), (21, 3921790), (30, 2745253), (35, 2353074), (38, 2167305), (42, 1960895), (57, 1444870), (70, 1176537), (95, 866922), (105, 784358), (114, 722435), (133, 619230), (190, 433461), (210, 392179), (266, 309615), (285, 288974), (399, 206410), (570, 144487), (665, 123846), (798, 103205), (1330, 61923), (1995, 41282), (3990, 20641)]