239156640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{166081}}^1$

素因数の和:166102

約数の個数: 72

約数和(自身を含む): 816126948

約数和(自身を除く): 576970308

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, 166081, 332162, 498243, 664324, 830405, 996486, 1328648, 1494729, 1660810, 1992972, 2491215, 2657296, 2989458, 3321620, 3985944, 4982430, 5314592, 5978916, 6643240, 7473645, 7971888, 9964860, 11957832, 13286480, 14947290, 15943776, 19929720, 23915664, 26572960, 29894580, 39859440, 47831328, 59789160, 79718880, 119578320, 239156640]

約数ペア:

[(1, 239156640), (2, 119578320), (3, 79718880), (4, 59789160), (5, 47831328), (6, 39859440), (8, 29894580), (9, 26572960), (10, 23915664), (12, 19929720), (15, 15943776), (16, 14947290), (18, 13286480), (20, 11957832), (24, 9964860), (30, 7971888), (32, 7473645), (36, 6643240), (40, 5978916), (45, 5314592), (48, 4982430), (60, 3985944), (72, 3321620), (80, 2989458), (90, 2657296), (96, 2491215), (120, 1992972), (144, 1660810), (160, 1494729), (180, 1328648), (240, 996486), (288, 830405), (360, 664324), (480, 498243), (720, 332162), (1440, 166081)]