161728920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{149749}}^1$

素因数の和:149769

約数の個数: 64

約数和(自身を含む): 539100000

約数和(自身を除く): 377371080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 149749, 299498, 449247, 598996, 748745, 898494, 1197992, 1347741, 1497490, 1796988, 2246235, 2695482, 2994980, 3593976, 4043223, 4492470, 5390964, 5989960, 6738705, 8086446, 8984940, 10781928, 13477410, 16172892, 17969880, 20216115, 26954820, 32345784, 40432230, 53909640, 80864460, 161728920]

約数ペア:

[(1, 161728920), (2, 80864460), (3, 53909640), (4, 40432230), (5, 32345784), (6, 26954820), (8, 20216115), (9, 17969880), (10, 16172892), (12, 13477410), (15, 10781928), (18, 8984940), (20, 8086446), (24, 6738705), (27, 5989960), (30, 5390964), (36, 4492470), (40, 4043223), (45, 3593976), (54, 2994980), (60, 2695482), (72, 2246235), (90, 1796988), (108, 1497490), (120, 1347741), (135, 1197992), (180, 898494), (216, 748745), (270, 598996), (360, 449247), (540, 299498), (1080, 149749)]