68978640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2963}}^1$

素因数の和:3076

約数の個数: 80

約数和(自身を含む): 216111168

約数和(自身を除く): 147132528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1455, 1552, 1940, 2328, 2910, 2963, 3880, 4656, 5820, 5926, 7760, 8889, 11640, 11852, 14815, 17778, 23280, 23704, 29630, 35556, 44445, 47408, 59260, 71112, 88890, 118520, 142224, 177780, 237040, 287411, 355560, 574822, 711120, 862233, 1149644, 1437055, 1724466, 2299288, 2874110, 3448932, 4311165, 4598576, 5748220, 6897864, 8622330, 11496440, 13795728, 17244660, 22992880, 34489320, 68978640]

約数ペア:

[(1, 68978640), (2, 34489320), (3, 22992880), (4, 17244660), (5, 13795728), (6, 11496440), (8, 8622330), (10, 6897864), (12, 5748220), (15, 4598576), (16, 4311165), (20, 3448932), (24, 2874110), (30, 2299288), (40, 1724466), (48, 1437055), (60, 1149644), (80, 862233), (97, 711120), (120, 574822), (194, 355560), (240, 287411), (291, 237040), (388, 177780), (485, 142224), (582, 118520), (776, 88890), (970, 71112), (1164, 59260), (1455, 47408), (1552, 44445), (1940, 35556), (2328, 29630), (2910, 23704), (2963, 23280), (3880, 17778), (4656, 14815), (5820, 11852), (5926, 11640), (7760, 8889)]