289278327280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4425923}}^1$

素因数の和:4425998

約数の個数: 80

約数和(自身を含む): 724435240320

約数和(自身を除く): 435156913040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1520, 1634, 1720, 3268, 3440, 4085, 6536, 8170, 13072, 16340, 32680, 65360, 4425923, 8851846, 17703692, 22129615, 35407384, 44259230, 70814768, 84092537, 88518460, 168185074, 177036920, 190314689, 336370148, 354073840, 380629378, 420462685, 672740296, 761258756, 840925370, 951573445, 1345480592, 1522517512, 1681850740, 1903146890, 3045035024, 3363701480, 3615979091, 3806293780, 6727402960, 7231958182, 7612587560, 14463916364, 15225175120, 18079895455, 28927832728, 36159790910, 57855665456, 72319581820, 144639163640, 289278327280]

約数ペア:

[(1, 289278327280), (2, 144639163640), (4, 72319581820), (5, 57855665456), (8, 36159790910), (10, 28927832728), (16, 18079895455), (19, 15225175120), (20, 14463916364), (38, 7612587560), (40, 7231958182), (43, 6727402960), (76, 3806293780), (80, 3615979091), (86, 3363701480), (95, 3045035024), (152, 1903146890), (172, 1681850740), (190, 1522517512), (215, 1345480592), (304, 951573445), (344, 840925370), (380, 761258756), (430, 672740296), (688, 420462685), (760, 380629378), (817, 354073840), (860, 336370148), (1520, 190314689), (1634, 177036920), (1720, 168185074), (3268, 88518460), (3440, 84092537), (4085, 70814768), (6536, 44259230), (8170, 35407384), (13072, 22129615), (16340, 17703692), (32680, 8851846), (65360, 4425923)]