68735880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{443}}^1$

素因数の和:891

約数の個数: 96

約数和(自身を含む): 224415360

約数和(自身を除く): 155679480

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, 431, 443, 862, 886, 1293, 1329, 1724, 1772, 2155, 2215, 2586, 2658, 3448, 3544, 3879, 3987, 4310, 4430, 5172, 5316, 6465, 6645, 7758, 7974, 8620, 8860, 10344, 10632, 12930, 13290, 15516, 15948, 17240, 17720, 19395, 19935, 25860, 26580, 31032, 31896, 38790, 39870, 51720, 53160, 77580, 79740, 155160, 159480, 190933, 381866, 572799, 763732, 954665, 1145598, 1527464, 1718397, 1909330, 2291196, 2863995, 3436794, 3818660, 4582392, 5727990, 6873588, 7637320, 8591985, 11455980, 13747176, 17183970, 22911960, 34367940, 68735880]

約数ペア:

[(1, 68735880), (2, 34367940), (3, 22911960), (4, 17183970), (5, 13747176), (6, 11455980), (8, 8591985), (9, 7637320), (10, 6873588), (12, 5727990), (15, 4582392), (18, 3818660), (20, 3436794), (24, 2863995), (30, 2291196), (36, 1909330), (40, 1718397), (45, 1527464), (60, 1145598), (72, 954665), (90, 763732), (120, 572799), (180, 381866), (360, 190933), (431, 159480), (443, 155160), (862, 79740), (886, 77580), (1293, 53160), (1329, 51720), (1724, 39870), (1772, 38790), (2155, 31896), (2215, 31032), (2586, 26580), (2658, 25860), (3448, 19935), (3544, 19395), (3879, 17720), (3987, 17240), (4310, 15948), (4430, 15516), (5172, 13290), (5316, 12930), (6465, 10632), (6645, 10344), (7758, 8860), (7974, 8620)]