31129770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{547}}^1$

素因数の和:835

約数の個数: 64

約数和(自身を含む): 85856256

約数和(自身を除く): 54726486

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 271, 542, 547, 813, 1094, 1355, 1626, 1641, 1897, 2710, 2735, 3282, 3794, 3829, 4065, 5470, 5691, 7658, 8130, 8205, 9485, 11382, 11487, 16410, 18970, 19145, 22974, 28455, 38290, 56910, 57435, 114870, 148237, 296474, 444711, 741185, 889422, 1037659, 1482370, 2075318, 2223555, 3112977, 4447110, 5188295, 6225954, 10376590, 15564885, 31129770]

約数ペア:

[(1, 31129770), (2, 15564885), (3, 10376590), (5, 6225954), (6, 5188295), (7, 4447110), (10, 3112977), (14, 2223555), (15, 2075318), (21, 1482370), (30, 1037659), (35, 889422), (42, 741185), (70, 444711), (105, 296474), (210, 148237), (271, 114870), (542, 57435), (547, 56910), (813, 38290), (1094, 28455), (1355, 22974), (1626, 19145), (1641, 18970), (1897, 16410), (2710, 11487), (2735, 11382), (3282, 9485), (3794, 8205), (3829, 8130), (4065, 7658), (5470, 5691)]