258411960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{717811}}^1$

素因数の和:717828

約数の個数: 48

約数和(自身を含む): 839840040

約数和(自身を除く): 581428080

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, 717811, 1435622, 2153433, 2871244, 3589055, 4306866, 5742488, 6460299, 7178110, 8613732, 10767165, 12920598, 14356220, 17227464, 21534330, 25841196, 28712440, 32301495, 43068660, 51682392, 64602990, 86137320, 129205980, 258411960]

約数ペア:

[(1, 258411960), (2, 129205980), (3, 86137320), (4, 64602990), (5, 51682392), (6, 43068660), (8, 32301495), (9, 28712440), (10, 25841196), (12, 21534330), (15, 17227464), (18, 14356220), (20, 12920598), (24, 10767165), (30, 8613732), (36, 7178110), (40, 6460299), (45, 5742488), (60, 4306866), (72, 3589055), (90, 2871244), (120, 2153433), (180, 1435622), (360, 717811)]