68405760

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{2969}}^1$

素因数の和:2998

約数の個数: 120

約数和(自身を含む): 236988180

約数和(自身を除く): 168582420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 2969, 3840, 4608, 5760, 5938, 7680, 8907, 11520, 11876, 14845, 17814, 23040, 23752, 26721, 29690, 35628, 44535, 47504, 53442, 59380, 71256, 89070, 95008, 106884, 118760, 133605, 142512, 178140, 190016, 213768, 237520, 267210, 285024, 356280, 380032, 427536, 475040, 534420, 570048, 712560, 760064, 855072, 950080, 1068840, 1140096, 1425120, 1520128, 1710144, 1900160, 2137680, 2280192, 2850240, 3420288, 3800320, 4275360, 4560384, 5700480, 6840576, 7600640, 8550720, 11400960, 13681152, 17101440, 22801920, 34202880, 68405760]

約数ペア:

[(1, 68405760), (2, 34202880), (3, 22801920), (4, 17101440), (5, 13681152), (6, 11400960), (8, 8550720), (9, 7600640), (10, 6840576), (12, 5700480), (15, 4560384), (16, 4275360), (18, 3800320), (20, 3420288), (24, 2850240), (30, 2280192), (32, 2137680), (36, 1900160), (40, 1710144), (45, 1520128), (48, 1425120), (60, 1140096), (64, 1068840), (72, 950080), (80, 855072), (90, 760064), (96, 712560), (120, 570048), (128, 534420), (144, 475040), (160, 427536), (180, 380032), (192, 356280), (240, 285024), (256, 267210), (288, 237520), (320, 213768), (360, 190016), (384, 178140), (480, 142512), (512, 133605), (576, 118760), (640, 106884), (720, 95008), (768, 89070), (960, 71256), (1152, 59380), (1280, 53442), (1440, 47504), (1536, 44535), (1920, 35628), (2304, 29690), (2560, 26721), (2880, 23752), (2969, 23040), (3840, 17814), (4608, 14845), (5760, 11876), (5938, 11520), (7680, 8907)]