77937840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{108247}}^1$

素因数の和:108266

約数の個数: 60

約数和(自身を含む): 261743664

約数和(自身を除く): 183805824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 108247, 216494, 324741, 432988, 541235, 649482, 865976, 974223, 1082470, 1298964, 1623705, 1731952, 1948446, 2164940, 2597928, 3247410, 3896892, 4329880, 4871115, 5195856, 6494820, 7793784, 8659760, 9742230, 12989640, 15587568, 19484460, 25979280, 38968920, 77937840]

約数ペア:

[(1, 77937840), (2, 38968920), (3, 25979280), (4, 19484460), (5, 15587568), (6, 12989640), (8, 9742230), (9, 8659760), (10, 7793784), (12, 6494820), (15, 5195856), (16, 4871115), (18, 4329880), (20, 3896892), (24, 3247410), (30, 2597928), (36, 2164940), (40, 1948446), (45, 1731952), (48, 1623705), (60, 1298964), (72, 1082470), (80, 974223), (90, 865976), (120, 649482), (144, 541235), (180, 432988), (240, 324741), (360, 216494), (720, 108247)]