31222440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86729}}^1$

素因数の和:86746

約数の個数: 48

約数和(自身を含む): 101474100

約数和(自身を除く): 70251660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 86729, 173458, 260187, 346916, 433645, 520374, 693832, 780561, 867290, 1040748, 1300935, 1561122, 1734580, 2081496, 2601870, 3122244, 3469160, 3902805, 5203740, 6244488, 7805610, 10407480, 15611220, 31222440]

約数ペア:

[(1, 31222440), (2, 15611220), (3, 10407480), (4, 7805610), (5, 6244488), (6, 5203740), (8, 3902805), (9, 3469160), (10, 3122244), (12, 2601870), (15, 2081496), (18, 1734580), (20, 1561122), (24, 1300935), (30, 1040748), (36, 867290), (40, 780561), (45, 693832), (60, 520374), (72, 433645), (90, 346916), (120, 260187), (180, 173458), (360, 86729)]