328409870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{337}}^1$

素因数の和:609

約数の個数: 64

約数和(自身を含む): 654151680

約数和(自身を除く): 325741810

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 223, 230, 337, 437, 446, 674, 874, 1115, 1685, 2185, 2230, 3370, 4237, 4370, 5129, 6403, 7751, 8474, 10258, 12806, 15502, 21185, 25645, 32015, 38755, 42370, 51290, 64030, 75151, 77510, 97451, 147269, 150302, 194902, 294538, 375755, 487255, 736345, 751510, 974510, 1427869, 1472690, 1728473, 2855738, 3456946, 7139345, 8642365, 14278690, 17284730, 32840987, 65681974, 164204935, 328409870]

約数ペア:

[(1, 328409870), (2, 164204935), (5, 65681974), (10, 32840987), (19, 17284730), (23, 14278690), (38, 8642365), (46, 7139345), (95, 3456946), (115, 2855738), (190, 1728473), (223, 1472690), (230, 1427869), (337, 974510), (437, 751510), (446, 736345), (674, 487255), (874, 375755), (1115, 294538), (1685, 194902), (2185, 150302), (2230, 147269), (3370, 97451), (4237, 77510), (4370, 75151), (5129, 64030), (6403, 51290), (7751, 42370), (8474, 38755), (10258, 32015), (12806, 25645), (15502, 21185)]