260811960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127849}}^1$

素因数の和:127880

約数の個数: 64

約数和(自身を含む): 828468000

約数和(自身を除く): 567656040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 127849, 255698, 383547, 511396, 639245, 767094, 1022792, 1278490, 1534188, 1917735, 2173433, 2556980, 3068376, 3835470, 4346866, 5113960, 6520299, 7670940, 8693732, 10867165, 13040598, 15341880, 17387464, 21734330, 26081196, 32601495, 43468660, 52162392, 65202990, 86937320, 130405980, 260811960]

約数ペア:

[(1, 260811960), (2, 130405980), (3, 86937320), (4, 65202990), (5, 52162392), (6, 43468660), (8, 32601495), (10, 26081196), (12, 21734330), (15, 17387464), (17, 15341880), (20, 13040598), (24, 10867165), (30, 8693732), (34, 7670940), (40, 6520299), (51, 5113960), (60, 4346866), (68, 3835470), (85, 3068376), (102, 2556980), (120, 2173433), (136, 1917735), (170, 1534188), (204, 1278490), (255, 1022792), (340, 767094), (408, 639245), (510, 511396), (680, 383547), (1020, 255698), (2040, 127849)]