254791770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{751}}^1$

素因数の和:1067

約数の個数: 64

約数和(自身を含む): 628936704

約数和(自身を除く): 374144934

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 263, 430, 526, 645, 751, 789, 1290, 1315, 1502, 1578, 2253, 2630, 3755, 3945, 4506, 7510, 7890, 11265, 11309, 22530, 22618, 32293, 33927, 56545, 64586, 67854, 96879, 113090, 161465, 169635, 193758, 197513, 322930, 339270, 395026, 484395, 592539, 968790, 987565, 1185078, 1975130, 2962695, 5925390, 8493059, 16986118, 25479177, 42465295, 50958354, 84930590, 127395885, 254791770]

約数ペア:

[(1, 254791770), (2, 127395885), (3, 84930590), (5, 50958354), (6, 42465295), (10, 25479177), (15, 16986118), (30, 8493059), (43, 5925390), (86, 2962695), (129, 1975130), (215, 1185078), (258, 987565), (263, 968790), (430, 592539), (526, 484395), (645, 395026), (751, 339270), (789, 322930), (1290, 197513), (1315, 193758), (1502, 169635), (1578, 161465), (2253, 113090), (2630, 96879), (3755, 67854), (3945, 64586), (4506, 56545), (7510, 33927), (7890, 32293), (11265, 22618), (11309, 22530)]