291236640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{606743}}^1$

素因数の和:606761

約数の個数: 48

約数和(自身を含む): 917396928

約数和(自身を除く): 626160288

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, 606743, 1213486, 1820229, 2426972, 3033715, 3640458, 4853944, 6067430, 7280916, 9101145, 9707888, 12134860, 14561832, 18202290, 19415776, 24269720, 29123664, 36404580, 48539440, 58247328, 72809160, 97078880, 145618320, 291236640]

約数ペア:

[(1, 291236640), (2, 145618320), (3, 97078880), (4, 72809160), (5, 58247328), (6, 48539440), (8, 36404580), (10, 29123664), (12, 24269720), (15, 19415776), (16, 18202290), (20, 14561832), (24, 12134860), (30, 9707888), (32, 9101145), (40, 7280916), (48, 6067430), (60, 4853944), (80, 3640458), (96, 3033715), (120, 2426972), (160, 1820229), (240, 1213486), (480, 606743)]