88472720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6869}}^1$

素因数の和:6912

約数の個数: 80

約数和(自身を含む): 245341440

約数和(自身を除く): 156868720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 6869, 12880, 13738, 27476, 34345, 48083, 54952, 68690, 96166, 109904, 137380, 157987, 192332, 240415, 274760, 315974, 384664, 480830, 549520, 631948, 769328, 789935, 961660, 1105909, 1263896, 1579870, 1923320, 2211818, 2527792, 3159740, 3846640, 4423636, 5529545, 6319480, 8847272, 11059090, 12638960, 17694544, 22118180, 44236360, 88472720]

約数ペア:

[(1, 88472720), (2, 44236360), (4, 22118180), (5, 17694544), (7, 12638960), (8, 11059090), (10, 8847272), (14, 6319480), (16, 5529545), (20, 4423636), (23, 3846640), (28, 3159740), (35, 2527792), (40, 2211818), (46, 1923320), (56, 1579870), (70, 1263896), (80, 1105909), (92, 961660), (112, 789935), (115, 769328), (140, 631948), (161, 549520), (184, 480830), (230, 384664), (280, 315974), (322, 274760), (368, 240415), (460, 192332), (560, 157987), (644, 137380), (805, 109904), (920, 96166), (1288, 68690), (1610, 54952), (1840, 48083), (2576, 34345), (3220, 27476), (6440, 13738), (6869, 12880)]