156918571520

素因数分解:

$2^9\times 5^1\times {\mathrm{971}}^1\times {\mathrm{63127}}^1$

素因数の和:64121

約数の個数: 80

約数和(自身を含む): 376630233408

約数和(自身を除く): 219711661888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 971, 1280, 1942, 2560, 3884, 4855, 7768, 9710, 15536, 19420, 31072, 38840, 62144, 63127, 77680, 124288, 126254, 155360, 248576, 252508, 310720, 315635, 497152, 505016, 621440, 631270, 1010032, 1242880, 1262540, 2020064, 2485760, 2525080, 4040128, 5050160, 8080256, 10100320, 16160512, 20200640, 32321024, 40401280, 61296317, 80802560, 122592634, 161605120, 245185268, 306481585, 490370536, 612963170, 980741072, 1225926340, 1961482144, 2451852680, 3922964288, 4903705360, 7845928576, 9807410720, 15691857152, 19614821440, 31383714304, 39229642880, 78459285760, 156918571520]

約数ペア:

[(1, 156918571520), (2, 78459285760), (4, 39229642880), (5, 31383714304), (8, 19614821440), (10, 15691857152), (16, 9807410720), (20, 7845928576), (32, 4903705360), (40, 3922964288), (64, 2451852680), (80, 1961482144), (128, 1225926340), (160, 980741072), (256, 612963170), (320, 490370536), (512, 306481585), (640, 245185268), (971, 161605120), (1280, 122592634), (1942, 80802560), (2560, 61296317), (3884, 40401280), (4855, 32321024), (7768, 20200640), (9710, 16160512), (15536, 10100320), (19420, 8080256), (31072, 5050160), (38840, 4040128), (62144, 2525080), (63127, 2485760), (77680, 2020064), (124288, 1262540), (126254, 1242880), (155360, 1010032), (248576, 631270), (252508, 621440), (310720, 505016), (315635, 497152)]