81906912

素因数分解:

$2^5\times 3^2\times {\mathrm{191}}^1\times {\mathrm{1489}}^1$

素因数の和:1696

約数の個数: 72

約数和(自身を含む): 234299520

約数和(自身を除く): 152392608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 191, 288, 382, 573, 764, 1146, 1489, 1528, 1719, 2292, 2978, 3056, 3438, 4467, 4584, 5956, 6112, 6876, 8934, 9168, 11912, 13401, 13752, 17868, 18336, 23824, 26802, 27504, 35736, 47648, 53604, 55008, 71472, 107208, 142944, 214416, 284399, 428832, 568798, 853197, 1137596, 1706394, 2275192, 2559591, 3412788, 4550384, 5119182, 6825576, 9100768, 10238364, 13651152, 20476728, 27302304, 40953456, 81906912]

約数ペア:

[(1, 81906912), (2, 40953456), (3, 27302304), (4, 20476728), (6, 13651152), (8, 10238364), (9, 9100768), (12, 6825576), (16, 5119182), (18, 4550384), (24, 3412788), (32, 2559591), (36, 2275192), (48, 1706394), (72, 1137596), (96, 853197), (144, 568798), (191, 428832), (288, 284399), (382, 214416), (573, 142944), (764, 107208), (1146, 71472), (1489, 55008), (1528, 53604), (1719, 47648), (2292, 35736), (2978, 27504), (3056, 26802), (3438, 23824), (4467, 18336), (4584, 17868), (5956, 13752), (6112, 13401), (6876, 11912), (8934, 9168)]