30281440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1423}}^1$

素因数の和:1464

約数の個数: 96

約数和(自身を含む): 86123520

約数和(自身を除く): 55842080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1423, 1520, 2128, 2660, 2846, 3040, 4256, 5320, 5692, 7115, 9961, 10640, 11384, 14230, 19922, 21280, 22768, 27037, 28460, 39844, 45536, 49805, 54074, 56920, 79688, 99610, 108148, 113840, 135185, 159376, 189259, 199220, 216296, 227680, 270370, 318752, 378518, 398440, 432592, 540740, 757036, 796880, 865184, 946295, 1081480, 1514072, 1593760, 1892590, 2162960, 3028144, 3785180, 4325920, 6056288, 7570360, 15140720, 30281440]

約数ペア:

[(1, 30281440), (2, 15140720), (4, 7570360), (5, 6056288), (7, 4325920), (8, 3785180), (10, 3028144), (14, 2162960), (16, 1892590), (19, 1593760), (20, 1514072), (28, 1081480), (32, 946295), (35, 865184), (38, 796880), (40, 757036), (56, 540740), (70, 432592), (76, 398440), (80, 378518), (95, 318752), (112, 270370), (133, 227680), (140, 216296), (152, 199220), (160, 189259), (190, 159376), (224, 135185), (266, 113840), (280, 108148), (304, 99610), (380, 79688), (532, 56920), (560, 54074), (608, 49805), (665, 45536), (760, 39844), (1064, 28460), (1120, 27037), (1330, 22768), (1423, 21280), (1520, 19922), (2128, 14230), (2660, 11384), (2846, 10640), (3040, 9961), (4256, 7115), (5320, 5692)]