1289830320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1791431}}^1$

素因数の和:1791450

約数の個数: 60

約数和(自身を含む): 4331682576

約数和(自身を除く): 3041852256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1791431, 3582862, 5374293, 7165724, 8957155, 10748586, 14331448, 16122879, 17914310, 21497172, 26871465, 28662896, 32245758, 35828620, 42994344, 53742930, 64491516, 71657240, 80614395, 85988688, 107485860, 128983032, 143314480, 161228790, 214971720, 257966064, 322457580, 429943440, 644915160, 1289830320]

約数ペア:

[(1, 1289830320), (2, 644915160), (3, 429943440), (4, 322457580), (5, 257966064), (6, 214971720), (8, 161228790), (9, 143314480), (10, 128983032), (12, 107485860), (15, 85988688), (16, 80614395), (18, 71657240), (20, 64491516), (24, 53742930), (30, 42994344), (36, 35828620), (40, 32245758), (45, 28662896), (48, 26871465), (60, 21497172), (72, 17914310), (80, 16122879), (90, 14331448), (120, 10748586), (144, 8957155), (180, 7165724), (240, 5374293), (360, 3582862), (720, 1791431)]