68289930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10687}}^1$

素因数の和:10771

約数の個数: 48

約数和(自身を含む): 180071424

約数和(自身を除く): 111781494

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 10687, 21374, 32061, 53435, 64122, 96183, 106870, 160305, 192366, 320610, 480915, 758777, 961830, 1517554, 2276331, 3793885, 4552662, 6828993, 7587770, 11381655, 13657986, 22763310, 34144965, 68289930]

約数ペア:

[(1, 68289930), (2, 34144965), (3, 22763310), (5, 13657986), (6, 11381655), (9, 7587770), (10, 6828993), (15, 4552662), (18, 3793885), (30, 2276331), (45, 1517554), (71, 961830), (90, 758777), (142, 480915), (213, 320610), (355, 192366), (426, 160305), (639, 106870), (710, 96183), (1065, 64122), (1278, 53435), (2130, 32061), (3195, 21374), (6390, 10687)]