318436620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{2671}}^1$

素因数の和:4670

約数の個数: 48

約数和(自身を含む): 892405248

約数和(自身を除く): 573968628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1987, 2671, 3974, 5342, 5961, 7948, 8013, 9935, 10684, 11922, 13355, 16026, 19870, 23844, 26710, 29805, 32052, 39740, 40065, 53420, 59610, 80130, 119220, 160260, 5307277, 10614554, 15921831, 21229108, 26536385, 31843662, 53072770, 63687324, 79609155, 106145540, 159218310, 318436620]

約数ペア:

[(1, 318436620), (2, 159218310), (3, 106145540), (4, 79609155), (5, 63687324), (6, 53072770), (10, 31843662), (12, 26536385), (15, 21229108), (20, 15921831), (30, 10614554), (60, 5307277), (1987, 160260), (2671, 119220), (3974, 80130), (5342, 59610), (5961, 53420), (7948, 40065), (8013, 39740), (9935, 32052), (10684, 29805), (11922, 26710), (13355, 23844), (16026, 19870)]