305489640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{1789}}^1$

素因数の和:3226

約数の個数: 64

約数和(自身を含む): 917625600

約数和(自身を除く): 612135960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1423, 1789, 2846, 3578, 4269, 5367, 5692, 7115, 7156, 8538, 8945, 10734, 11384, 14230, 14312, 17076, 17890, 21345, 21468, 26835, 28460, 34152, 35780, 42690, 42936, 53670, 56920, 71560, 85380, 107340, 170760, 214680, 2545747, 5091494, 7637241, 10182988, 12728735, 15274482, 20365976, 25457470, 30548964, 38186205, 50914940, 61097928, 76372410, 101829880, 152744820, 305489640]

約数ペア:

[(1, 305489640), (2, 152744820), (3, 101829880), (4, 76372410), (5, 61097928), (6, 50914940), (8, 38186205), (10, 30548964), (12, 25457470), (15, 20365976), (20, 15274482), (24, 12728735), (30, 10182988), (40, 7637241), (60, 5091494), (120, 2545747), (1423, 214680), (1789, 170760), (2846, 107340), (3578, 85380), (4269, 71560), (5367, 56920), (5692, 53670), (7115, 42936), (7156, 42690), (8538, 35780), (8945, 34152), (10734, 28460), (11384, 26835), (14230, 21468), (14312, 21345), (17076, 17890)]