77402880

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{6719}}^1$

素因数の和:6746

約数の個数: 108

約数和(自身を含む): 267845760

約数和(自身を除く): 190442880

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, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 6719, 11520, 13438, 20157, 26876, 33595, 40314, 53752, 60471, 67190, 80628, 100785, 107504, 120942, 134380, 161256, 201570, 215008, 241884, 268760, 302355, 322512, 403140, 430016, 483768, 537520, 604710, 645024, 806280, 860032, 967536, 1075040, 1209420, 1290048, 1612560, 1720064, 1935072, 2150080, 2418840, 2580096, 3225120, 3870144, 4300160, 4837680, 5160192, 6450240, 7740288, 8600320, 9675360, 12900480, 15480576, 19350720, 25800960, 38701440, 77402880]

約数ペア:

[(1, 77402880), (2, 38701440), (3, 25800960), (4, 19350720), (5, 15480576), (6, 12900480), (8, 9675360), (9, 8600320), (10, 7740288), (12, 6450240), (15, 5160192), (16, 4837680), (18, 4300160), (20, 3870144), (24, 3225120), (30, 2580096), (32, 2418840), (36, 2150080), (40, 1935072), (45, 1720064), (48, 1612560), (60, 1290048), (64, 1209420), (72, 1075040), (80, 967536), (90, 860032), (96, 806280), (120, 645024), (128, 604710), (144, 537520), (160, 483768), (180, 430016), (192, 403140), (240, 322512), (256, 302355), (288, 268760), (320, 241884), (360, 215008), (384, 201570), (480, 161256), (576, 134380), (640, 120942), (720, 107504), (768, 100785), (960, 80628), (1152, 67190), (1280, 60471), (1440, 53752), (1920, 40314), (2304, 33595), (2880, 26876), (3840, 20157), (5760, 13438), (6719, 11520)]