76986990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{733}}^1$

素因数の和:1138

約数の個数: 64

約数和(自身を含む): 206107200

約数和(自身を除く): 129120210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 389, 733, 778, 1167, 1466, 1945, 2199, 2334, 3501, 3665, 3890, 4398, 5835, 6597, 7002, 7330, 10503, 10995, 11670, 13194, 17505, 19791, 21006, 21990, 32985, 35010, 39582, 52515, 65970, 98955, 105030, 197910, 285137, 570274, 855411, 1425685, 1710822, 2566233, 2851370, 4277055, 5132466, 7698699, 8554110, 12831165, 15397398, 25662330, 38493495, 76986990]

約数ペア:

[(1, 76986990), (2, 38493495), (3, 25662330), (5, 15397398), (6, 12831165), (9, 8554110), (10, 7698699), (15, 5132466), (18, 4277055), (27, 2851370), (30, 2566233), (45, 1710822), (54, 1425685), (90, 855411), (135, 570274), (270, 285137), (389, 197910), (733, 105030), (778, 98955), (1167, 65970), (1466, 52515), (1945, 39582), (2199, 35010), (2334, 32985), (3501, 21990), (3665, 21006), (3890, 19791), (4398, 17505), (5835, 13194), (6597, 11670), (7002, 10995), (7330, 10503)]