1290929760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{896479}}^1$

素因数の和:896500

約数の個数: 72

約数和(自身を含む): 4405302720

約数和(自身を除く): 3114372960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 896479, 1792958, 2689437, 3585916, 4482395, 5378874, 7171832, 8068311, 8964790, 10757748, 13447185, 14343664, 16136622, 17929580, 21515496, 26894370, 28687328, 32273244, 35859160, 40341555, 43030992, 53788740, 64546488, 71718320, 80683110, 86061984, 107577480, 129092976, 143436640, 161366220, 215154960, 258185952, 322732440, 430309920, 645464880, 1290929760]

約数ペア:

[(1, 1290929760), (2, 645464880), (3, 430309920), (4, 322732440), (5, 258185952), (6, 215154960), (8, 161366220), (9, 143436640), (10, 129092976), (12, 107577480), (15, 86061984), (16, 80683110), (18, 71718320), (20, 64546488), (24, 53788740), (30, 43030992), (32, 40341555), (36, 35859160), (40, 32273244), (45, 28687328), (48, 26894370), (60, 21515496), (72, 17929580), (80, 16136622), (90, 14343664), (96, 13447185), (120, 10757748), (144, 8964790), (160, 8068311), (180, 7171832), (240, 5378874), (288, 4482395), (360, 3585916), (480, 2689437), (720, 1792958), (1440, 896479)]