280883610

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{445847}}^1$

素因数の和:445867

約数の個数: 48

約数和(自身を含む): 834627456

約数和(自身を除く): 553743846

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 445847, 891694, 1337541, 2229235, 2675082, 3120929, 4012623, 4458470, 6241858, 6687705, 8025246, 9362787, 13375410, 15604645, 18725574, 20063115, 28088361, 31209290, 40126230, 46813935, 56176722, 93627870, 140441805, 280883610]

約数ペア:

[(1, 280883610), (2, 140441805), (3, 93627870), (5, 56176722), (6, 46813935), (7, 40126230), (9, 31209290), (10, 28088361), (14, 20063115), (15, 18725574), (18, 15604645), (21, 13375410), (30, 9362787), (35, 8025246), (42, 6687705), (45, 6241858), (63, 4458470), (70, 4012623), (90, 3120929), (105, 2675082), (126, 2229235), (210, 1337541), (315, 891694), (630, 445847)]