13990440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 45308160

約数和(自身を除く): 31317720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 137, 138, 148, 184, 185, 222, 230, 274, 276, 296, 345, 370, 411, 444, 460, 548, 552, 555, 685, 690, 740, 822, 851, 888, 920, 1096, 1110, 1370, 1380, 1480, 1644, 1702, 2055, 2220, 2553, 2740, 2760, 3151, 3288, 3404, 4110, 4255, 4440, 5069, 5106, 5480, 6302, 6808, 8220, 8510, 9453, 10138, 10212, 12604, 12765, 15207, 15755, 16440, 17020, 18906, 20276, 20424, 25208, 25345, 25530, 30414, 31510, 34040, 37812, 40552, 47265, 50690, 51060, 60828, 63020, 75624, 76035, 94530, 101380, 102120, 116587, 121656, 126040, 152070, 189060, 202760, 233174, 304140, 349761, 378120, 466348, 582935, 608280, 699522, 932696, 1165870, 1399044, 1748805, 2331740, 2798088, 3497610, 4663480, 6995220, 13990440]

約数ペア:

[(1, 13990440), (2, 6995220), (3, 4663480), (4, 3497610), (5, 2798088), (6, 2331740), (8, 1748805), (10, 1399044), (12, 1165870), (15, 932696), (20, 699522), (23, 608280), (24, 582935), (30, 466348), (37, 378120), (40, 349761), (46, 304140), (60, 233174), (69, 202760), (74, 189060), (92, 152070), (111, 126040), (115, 121656), (120, 116587), (137, 102120), (138, 101380), (148, 94530), (184, 76035), (185, 75624), (222, 63020), (230, 60828), (274, 51060), (276, 50690), (296, 47265), (345, 40552), (370, 37812), (411, 34040), (444, 31510), (460, 30414), (548, 25530), (552, 25345), (555, 25208), (685, 20424), (690, 20276), (740, 18906), (822, 17020), (851, 16440), (888, 15755), (920, 15207), (1096, 12765), (1110, 12604), (1370, 10212), (1380, 10138), (1480, 9453), (1644, 8510), (1702, 8220), (2055, 6808), (2220, 6302), (2553, 5480), (2740, 5106), (2760, 5069), (3151, 4440), (3288, 4255), (3404, 4110)]