295086820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{853}}^1$

素因数の和:1229

約数の個数: 72

約数和(自身を含む): 723744504

約数和(自身を除く): 428657684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 353, 490, 706, 853, 980, 1412, 1706, 1765, 2471, 3412, 3530, 4265, 4942, 5971, 7060, 8530, 9884, 11942, 12355, 17060, 17297, 23884, 24710, 29855, 34594, 41797, 49420, 59710, 69188, 83594, 86485, 119420, 167188, 172970, 208985, 301109, 345940, 417970, 602218, 835940, 1204436, 1505545, 2107763, 3011090, 4215526, 6022180, 8431052, 10538815, 14754341, 21077630, 29508682, 42155260, 59017364, 73771705, 147543410, 295086820]

約数ペア:

[(1, 295086820), (2, 147543410), (4, 73771705), (5, 59017364), (7, 42155260), (10, 29508682), (14, 21077630), (20, 14754341), (28, 10538815), (35, 8431052), (49, 6022180), (70, 4215526), (98, 3011090), (140, 2107763), (196, 1505545), (245, 1204436), (353, 835940), (490, 602218), (706, 417970), (853, 345940), (980, 301109), (1412, 208985), (1706, 172970), (1765, 167188), (2471, 119420), (3412, 86485), (3530, 83594), (4265, 69188), (4942, 59710), (5971, 49420), (7060, 41797), (8530, 34594), (9884, 29855), (11942, 24710), (12355, 23884), (17060, 17297)]