69040640

素因数分解:

$2^9\times 5^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:353

約数の個数: 80

約数和(自身を含む): 167567400

約数和(自身を除く): 98526760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 181, 256, 298, 320, 362, 512, 596, 640, 724, 745, 905, 1192, 1280, 1448, 1490, 1810, 2384, 2560, 2896, 2980, 3620, 4768, 5792, 5960, 7240, 9536, 11584, 11920, 14480, 19072, 23168, 23840, 26969, 28960, 38144, 46336, 47680, 53938, 57920, 76288, 92672, 95360, 107876, 115840, 134845, 190720, 215752, 231680, 269690, 381440, 431504, 463360, 539380, 863008, 1078760, 1726016, 2157520, 3452032, 4315040, 6904064, 8630080, 13808128, 17260160, 34520320, 69040640]

約数ペア:

[(1, 69040640), (2, 34520320), (4, 17260160), (5, 13808128), (8, 8630080), (10, 6904064), (16, 4315040), (20, 3452032), (32, 2157520), (40, 1726016), (64, 1078760), (80, 863008), (128, 539380), (149, 463360), (160, 431504), (181, 381440), (256, 269690), (298, 231680), (320, 215752), (362, 190720), (512, 134845), (596, 115840), (640, 107876), (724, 95360), (745, 92672), (905, 76288), (1192, 57920), (1280, 53938), (1448, 47680), (1490, 46336), (1810, 38144), (2384, 28960), (2560, 26969), (2896, 23840), (2980, 23168), (3620, 19072), (4768, 14480), (5792, 11920), (5960, 11584), (7240, 9536)]