169434640

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:604

約数の個数: 80

約数和(自身を含む): 406782000

約数和(自身を除く): 237347360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 89, 106, 178, 212, 265, 356, 424, 445, 449, 530, 712, 848, 890, 898, 1060, 1424, 1780, 1796, 2120, 2245, 3560, 3592, 4240, 4490, 4717, 7120, 7184, 8980, 9434, 17960, 18868, 23585, 23797, 35920, 37736, 39961, 47170, 47594, 75472, 79922, 94340, 95188, 118985, 159844, 188680, 190376, 199805, 237970, 319688, 377360, 380752, 399610, 475940, 639376, 799220, 951880, 1598440, 1903760, 2117933, 3196880, 4235866, 8471732, 10589665, 16943464, 21179330, 33886928, 42358660, 84717320, 169434640]

約数ペア:

[(1, 169434640), (2, 84717320), (4, 42358660), (5, 33886928), (8, 21179330), (10, 16943464), (16, 10589665), (20, 8471732), (40, 4235866), (53, 3196880), (80, 2117933), (89, 1903760), (106, 1598440), (178, 951880), (212, 799220), (265, 639376), (356, 475940), (424, 399610), (445, 380752), (449, 377360), (530, 319688), (712, 237970), (848, 199805), (890, 190376), (898, 188680), (1060, 159844), (1424, 118985), (1780, 95188), (1796, 94340), (2120, 79922), (2245, 75472), (3560, 47594), (3592, 47170), (4240, 39961), (4490, 37736), (4717, 35920), (7120, 23797), (7184, 23585), (8980, 18868), (9434, 17960)]