66992280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12983}}^1$

素因数の和:13040

約数の個数: 64

約数和(自身を含む): 205666560

約数和(自身を除く): 138674280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 12983, 25966, 38949, 51932, 64915, 77898, 103864, 129830, 155796, 194745, 259660, 311592, 389490, 519320, 558269, 778980, 1116538, 1557960, 1674807, 2233076, 2791345, 3349614, 4466152, 5582690, 6699228, 8374035, 11165380, 13398456, 16748070, 22330760, 33496140, 66992280]

約数ペア:

[(1, 66992280), (2, 33496140), (3, 22330760), (4, 16748070), (5, 13398456), (6, 11165380), (8, 8374035), (10, 6699228), (12, 5582690), (15, 4466152), (20, 3349614), (24, 2791345), (30, 2233076), (40, 1674807), (43, 1557960), (60, 1116538), (86, 778980), (120, 558269), (129, 519320), (172, 389490), (215, 311592), (258, 259660), (344, 194745), (430, 155796), (516, 129830), (645, 103864), (860, 77898), (1032, 64915), (1290, 51932), (1720, 38949), (2580, 25966), (5160, 12983)]