71478030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10781}}^1$

素因数の和:10821

約数の個数: 64

約数和(自身を含む): 195628608

約数和(自身を除く): 124150578

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 10781, 21562, 32343, 53905, 64686, 107810, 140153, 161715, 183277, 280306, 323430, 366554, 420459, 549831, 700765, 840918, 916385, 1099662, 1401530, 1832770, 2102295, 2382601, 2749155, 4204590, 4765202, 5498310, 7147803, 11913005, 14295606, 23826010, 35739015, 71478030]

約数ペア:

[(1, 71478030), (2, 35739015), (3, 23826010), (5, 14295606), (6, 11913005), (10, 7147803), (13, 5498310), (15, 4765202), (17, 4204590), (26, 2749155), (30, 2382601), (34, 2102295), (39, 1832770), (51, 1401530), (65, 1099662), (78, 916385), (85, 840918), (102, 700765), (130, 549831), (170, 420459), (195, 366554), (221, 323430), (255, 280306), (390, 183277), (442, 161715), (510, 140153), (663, 107810), (1105, 64686), (1326, 53905), (2210, 32343), (3315, 21562), (6630, 10781)]