29780640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{20681}}^1$

素因数の和:20702

約数の個数: 72

約数和(自身を含む): 101631348

約数和(自身を除く): 71850708

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, 20681, 41362, 62043, 82724, 103405, 124086, 165448, 186129, 206810, 248172, 310215, 330896, 372258, 413620, 496344, 620430, 661792, 744516, 827240, 930645, 992688, 1240860, 1489032, 1654480, 1861290, 1985376, 2481720, 2978064, 3308960, 3722580, 4963440, 5956128, 7445160, 9926880, 14890320, 29780640]

約数ペア:

[(1, 29780640), (2, 14890320), (3, 9926880), (4, 7445160), (5, 5956128), (6, 4963440), (8, 3722580), (9, 3308960), (10, 2978064), (12, 2481720), (15, 1985376), (16, 1861290), (18, 1654480), (20, 1489032), (24, 1240860), (30, 992688), (32, 930645), (36, 827240), (40, 744516), (45, 661792), (48, 620430), (60, 496344), (72, 413620), (80, 372258), (90, 330896), (96, 310215), (120, 248172), (144, 206810), (160, 186129), (180, 165448), (240, 124086), (288, 103405), (360, 82724), (480, 62043), (720, 41362), (1440, 20681)]