120157240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 324403200

約数和(自身を除く): 204245960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 109, 124, 127, 140, 155, 217, 218, 248, 254, 280, 310, 434, 436, 508, 545, 620, 635, 763, 868, 872, 889, 1016, 1085, 1090, 1240, 1270, 1526, 1736, 1778, 2170, 2180, 2540, 3052, 3379, 3556, 3815, 3937, 4340, 4360, 4445, 5080, 6104, 6758, 7112, 7630, 7874, 8680, 8890, 13516, 13843, 15260, 15748, 16895, 17780, 19685, 23653, 27032, 27559, 27686, 30520, 31496, 33790, 35560, 39370, 47306, 55118, 55372, 67580, 69215, 78740, 94612, 96901, 110236, 110744, 118265, 135160, 137795, 138430, 157480, 189224, 193802, 220472, 236530, 275590, 276860, 387604, 429133, 473060, 484505, 551180, 553720, 775208, 858266, 946120, 969010, 1102360, 1716532, 1938020, 2145665, 3003931, 3433064, 3876040, 4291330, 6007862, 8582660, 12015724, 15019655, 17165320, 24031448, 30039310, 60078620, 120157240]

約数ペア:

[(1, 120157240), (2, 60078620), (4, 30039310), (5, 24031448), (7, 17165320), (8, 15019655), (10, 12015724), (14, 8582660), (20, 6007862), (28, 4291330), (31, 3876040), (35, 3433064), (40, 3003931), (56, 2145665), (62, 1938020), (70, 1716532), (109, 1102360), (124, 969010), (127, 946120), (140, 858266), (155, 775208), (217, 553720), (218, 551180), (248, 484505), (254, 473060), (280, 429133), (310, 387604), (434, 276860), (436, 275590), (508, 236530), (545, 220472), (620, 193802), (635, 189224), (763, 157480), (868, 138430), (872, 137795), (889, 135160), (1016, 118265), (1085, 110744), (1090, 110236), (1240, 96901), (1270, 94612), (1526, 78740), (1736, 69215), (1778, 67580), (2170, 55372), (2180, 55118), (2540, 47306), (3052, 39370), (3379, 35560), (3556, 33790), (3815, 31496), (3937, 30520), (4340, 27686), (4360, 27559), (4445, 27032), (5080, 23653), (6104, 19685), (6758, 17780), (7112, 16895), (7630, 15748), (7874, 15260), (8680, 13843), (8890, 13516)]