76421320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 177693120

約数和(自身を除く): 101271800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 157, 172, 215, 283, 314, 344, 430, 566, 628, 785, 860, 1132, 1256, 1415, 1570, 1720, 2264, 2830, 3140, 5660, 6280, 6751, 11320, 12169, 13502, 24338, 27004, 33755, 44431, 48676, 54008, 60845, 67510, 88862, 97352, 121690, 135020, 177724, 222155, 243380, 270040, 355448, 444310, 486760, 888620, 1777240, 1910533, 3821066, 7642132, 9552665, 15284264, 19105330, 38210660, 76421320]

約数ペア:

[(1, 76421320), (2, 38210660), (4, 19105330), (5, 15284264), (8, 9552665), (10, 7642132), (20, 3821066), (40, 1910533), (43, 1777240), (86, 888620), (157, 486760), (172, 444310), (215, 355448), (283, 270040), (314, 243380), (344, 222155), (430, 177724), (566, 135020), (628, 121690), (785, 97352), (860, 88862), (1132, 67510), (1256, 60845), (1415, 54008), (1570, 48676), (1720, 44431), (2264, 33755), (2830, 27004), (3140, 24338), (5660, 13502), (6280, 12169), (6751, 11320)]