56489640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27691}}^1$

素因数の和:27722

約数の個数: 64

約数和(自身を含む): 179444160

約数和(自身を除く): 122954520

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, 27691, 55382, 83073, 110764, 138455, 166146, 221528, 276910, 332292, 415365, 470747, 553820, 664584, 830730, 941494, 1107640, 1412241, 1661460, 1882988, 2353735, 2824482, 3322920, 3765976, 4707470, 5648964, 7061205, 9414940, 11297928, 14122410, 18829880, 28244820, 56489640]

約数ペア:

[(1, 56489640), (2, 28244820), (3, 18829880), (4, 14122410), (5, 11297928), (6, 9414940), (8, 7061205), (10, 5648964), (12, 4707470), (15, 3765976), (17, 3322920), (20, 2824482), (24, 2353735), (30, 1882988), (34, 1661460), (40, 1412241), (51, 1107640), (60, 941494), (68, 830730), (85, 664584), (102, 553820), (120, 470747), (136, 415365), (170, 332292), (204, 276910), (255, 221528), (340, 166146), (408, 138455), (510, 110764), (680, 83073), (1020, 55382), (2040, 27691)]