813540960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{564959}}^1$

素因数の和:564980

約数の個数: 72

約数和(自身を含む): 2776213440

約数和(自身を除く): 1962672480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 564959, 1129918, 1694877, 2259836, 2824795, 3389754, 4519672, 5084631, 5649590, 6779508, 8474385, 9039344, 10169262, 11299180, 13559016, 16948770, 18078688, 20338524, 22598360, 25423155, 27118032, 33897540, 40677048, 45196720, 50846310, 54236064, 67795080, 81354096, 90393440, 101692620, 135590160, 162708192, 203385240, 271180320, 406770480, 813540960]

約数ペア:

[(1, 813540960), (2, 406770480), (3, 271180320), (4, 203385240), (5, 162708192), (6, 135590160), (8, 101692620), (9, 90393440), (10, 81354096), (12, 67795080), (15, 54236064), (16, 50846310), (18, 45196720), (20, 40677048), (24, 33897540), (30, 27118032), (32, 25423155), (36, 22598360), (40, 20338524), (45, 18078688), (48, 16948770), (60, 13559016), (72, 11299180), (80, 10169262), (90, 9039344), (96, 8474385), (120, 6779508), (144, 5649590), (160, 5084631), (180, 4519672), (240, 3389754), (288, 2824795), (360, 2259836), (480, 1694877), (720, 1129918), (1440, 564959)]