30706847220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73111541}}^1$

素因数の和:73111560

約数の個数: 48

約数和(自身を含む): 98261912448

約数和(自身を除く): 67555065228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 73111541, 146223082, 219334623, 292446164, 365557705, 438669246, 511780787, 731115410, 877338492, 1023561574, 1096673115, 1462230820, 1535342361, 2047123148, 2193346230, 2558903935, 3070684722, 4386692460, 5117807870, 6141369444, 7676711805, 10235615740, 15353423610, 30706847220]

約数ペア:

[(1, 30706847220), (2, 15353423610), (3, 10235615740), (4, 7676711805), (5, 6141369444), (6, 5117807870), (7, 4386692460), (10, 3070684722), (12, 2558903935), (14, 2193346230), (15, 2047123148), (20, 1535342361), (21, 1462230820), (28, 1096673115), (30, 1023561574), (35, 877338492), (42, 731115410), (60, 511780787), (70, 438669246), (84, 365557705), (105, 292446164), (140, 219334623), (210, 146223082), (420, 73111541)]