280420992

素因数分解:

$2^7\times 3^2\times {\mathrm{243421}}^1$

素因数の和:243441

約数の個数: 48

約数和(自身を含む): 806943930

約数和(自身を除く): 526522938

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 243421, 486842, 730263, 973684, 1460526, 1947368, 2190789, 2921052, 3894736, 4381578, 5842104, 7789472, 8763156, 11684208, 15578944, 17526312, 23368416, 31157888, 35052624, 46736832, 70105248, 93473664, 140210496, 280420992]

約数ペア:

[(1, 280420992), (2, 140210496), (3, 93473664), (4, 70105248), (6, 46736832), (8, 35052624), (9, 31157888), (12, 23368416), (16, 17526312), (18, 15578944), (24, 11684208), (32, 8763156), (36, 7789472), (48, 5842104), (64, 4381578), (72, 3894736), (96, 2921052), (128, 2190789), (144, 1947368), (192, 1460526), (288, 973684), (384, 730263), (576, 486842), (1152, 243421)]