15188640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31643}}^1$

素因数の和:31661

約数の個数: 48

約数和(自身を含む): 47845728

約数和(自身を除く): 32657088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 31643, 63286, 94929, 126572, 158215, 189858, 253144, 316430, 379716, 474645, 506288, 632860, 759432, 949290, 1012576, 1265720, 1518864, 1898580, 2531440, 3037728, 3797160, 5062880, 7594320, 15188640]

約数ペア:

[(1, 15188640), (2, 7594320), (3, 5062880), (4, 3797160), (5, 3037728), (6, 2531440), (8, 1898580), (10, 1518864), (12, 1265720), (15, 1012576), (16, 949290), (20, 759432), (24, 632860), (30, 506288), (32, 474645), (40, 379716), (48, 316430), (60, 253144), (80, 189858), (96, 158215), (120, 126572), (160, 94929), (240, 63286), (480, 31643)]