72702720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{6311}}^1$

素因数の和:6338

約数の個数: 108

約数和(自身を含む): 251583696

約数和(自身を除く): 178880976

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, 6311, 11520, 12622, 18933, 25244, 31555, 37866, 50488, 56799, 63110, 75732, 94665, 100976, 113598, 126220, 151464, 189330, 201952, 227196, 252440, 283995, 302928, 378660, 403904, 454392, 504880, 567990, 605856, 757320, 807808, 908784, 1009760, 1135980, 1211712, 1514640, 1615616, 1817568, 2019520, 2271960, 2423424, 3029280, 3635136, 4039040, 4543920, 4846848, 6058560, 7270272, 8078080, 9087840, 12117120, 14540544, 18175680, 24234240, 36351360, 72702720]

約数ペア:

[(1, 72702720), (2, 36351360), (3, 24234240), (4, 18175680), (5, 14540544), (6, 12117120), (8, 9087840), (9, 8078080), (10, 7270272), (12, 6058560), (15, 4846848), (16, 4543920), (18, 4039040), (20, 3635136), (24, 3029280), (30, 2423424), (32, 2271960), (36, 2019520), (40, 1817568), (45, 1615616), (48, 1514640), (60, 1211712), (64, 1135980), (72, 1009760), (80, 908784), (90, 807808), (96, 757320), (120, 605856), (128, 567990), (144, 504880), (160, 454392), (180, 403904), (192, 378660), (240, 302928), (256, 283995), (288, 252440), (320, 227196), (360, 201952), (384, 189330), (480, 151464), (576, 126220), (640, 113598), (720, 100976), (768, 94665), (960, 75732), (1152, 63110), (1280, 56799), (1440, 50488), (1920, 37866), (2304, 31555), (2880, 25244), (3840, 18933), (5760, 12622), (6311, 11520)]