289737540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1621}}^1$

素因数の和:1970

約数の個数: 96

約数和(自身を含む): 904686720

約数和(自身を除く): 614949180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 331, 540, 662, 993, 1324, 1621, 1655, 1986, 2979, 3242, 3310, 3972, 4863, 4965, 5958, 6484, 6620, 8105, 8937, 9726, 9930, 11916, 14589, 14895, 16210, 17874, 19452, 19860, 24315, 29178, 29790, 32420, 35748, 43767, 44685, 48630, 58356, 59580, 72945, 87534, 89370, 97260, 145890, 175068, 178740, 218835, 291780, 437670, 536551, 875340, 1073102, 1609653, 2146204, 2682755, 3219306, 4828959, 5365510, 6438612, 8048265, 9657918, 10731020, 14486877, 16096530, 19315836, 24144795, 28973754, 32193060, 48289590, 57947508, 72434385, 96579180, 144868770, 289737540]

約数ペア:

[(1, 289737540), (2, 144868770), (3, 96579180), (4, 72434385), (5, 57947508), (6, 48289590), (9, 32193060), (10, 28973754), (12, 24144795), (15, 19315836), (18, 16096530), (20, 14486877), (27, 10731020), (30, 9657918), (36, 8048265), (45, 6438612), (54, 5365510), (60, 4828959), (90, 3219306), (108, 2682755), (135, 2146204), (180, 1609653), (270, 1073102), (331, 875340), (540, 536551), (662, 437670), (993, 291780), (1324, 218835), (1621, 178740), (1655, 175068), (1986, 145890), (2979, 97260), (3242, 89370), (3310, 87534), (3972, 72945), (4863, 59580), (4965, 58356), (5958, 48630), (6484, 44685), (6620, 43767), (8105, 35748), (8937, 32420), (9726, 29790), (9930, 29178), (11916, 24315), (14589, 19860), (14895, 19452), (16210, 17874)]