128409030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25031}}^1$

素因数の和:25066

約数の個数: 64

約数和(自身を含む): 360460800

約数和(自身を除く): 232051770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 5130, 25031, 50062, 75093, 125155, 150186, 225279, 250310, 375465, 450558, 475589, 675837, 750930, 951178, 1126395, 1351674, 1426767, 2252790, 2377945, 2853534, 3379185, 4280301, 4755890, 6758370, 7133835, 8560602, 12840903, 14267670, 21401505, 25681806, 42803010, 64204515, 128409030]

約数ペア:

[(1, 128409030), (2, 64204515), (3, 42803010), (5, 25681806), (6, 21401505), (9, 14267670), (10, 12840903), (15, 8560602), (18, 7133835), (19, 6758370), (27, 4755890), (30, 4280301), (38, 3379185), (45, 2853534), (54, 2377945), (57, 2252790), (90, 1426767), (95, 1351674), (114, 1126395), (135, 951178), (171, 750930), (190, 675837), (270, 475589), (285, 450558), (342, 375465), (513, 250310), (570, 225279), (855, 150186), (1026, 125155), (1710, 75093), (2565, 50062), (5130, 25031)]