554240680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{2411}}^1$

素因数の和:3250

約数の個数: 64

約数和(自身を含む): 1427518080

約数和(自身を除く): 873277400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 821, 1642, 2411, 3284, 4105, 4822, 5747, 6568, 8210, 9644, 11494, 12055, 16420, 16877, 19288, 22988, 24110, 28735, 32840, 33754, 45976, 48220, 57470, 67508, 84385, 96440, 114940, 135016, 168770, 229880, 337540, 675080, 1979431, 3958862, 7917724, 9897155, 13856017, 15835448, 19794310, 27712034, 39588620, 55424068, 69280085, 79177240, 110848136, 138560170, 277120340, 554240680]

約数ペア:

[(1, 554240680), (2, 277120340), (4, 138560170), (5, 110848136), (7, 79177240), (8, 69280085), (10, 55424068), (14, 39588620), (20, 27712034), (28, 19794310), (35, 15835448), (40, 13856017), (56, 9897155), (70, 7917724), (140, 3958862), (280, 1979431), (821, 675080), (1642, 337540), (2411, 229880), (3284, 168770), (4105, 135016), (4822, 114940), (5747, 96440), (6568, 84385), (8210, 67508), (9644, 57470), (11494, 48220), (12055, 45976), (16420, 33754), (16877, 32840), (19288, 28735), (22988, 24110)]