320279040

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13901}}^1$

素因数の和:13930

約数の個数: 120

約数和(自身を含む): 1109296188

約数和(自身を除く): 789017148

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, 3840, 4608, 5760, 7680, 11520, 13901, 23040, 27802, 41703, 55604, 69505, 83406, 111208, 125109, 139010, 166812, 208515, 222416, 250218, 278020, 333624, 417030, 444832, 500436, 556040, 625545, 667248, 834060, 889664, 1000872, 1112080, 1251090, 1334496, 1668120, 1779328, 2001744, 2224160, 2502180, 2668992, 3336240, 3558656, 4003488, 4448320, 5004360, 5337984, 6672480, 7117312, 8006976, 8896640, 10008720, 10675968, 13344960, 16013952, 17793280, 20017440, 21351936, 26689920, 32027904, 35586560, 40034880, 53379840, 64055808, 80069760, 106759680, 160139520, 320279040]

約数ペア:

[(1, 320279040), (2, 160139520), (3, 106759680), (4, 80069760), (5, 64055808), (6, 53379840), (8, 40034880), (9, 35586560), (10, 32027904), (12, 26689920), (15, 21351936), (16, 20017440), (18, 17793280), (20, 16013952), (24, 13344960), (30, 10675968), (32, 10008720), (36, 8896640), (40, 8006976), (45, 7117312), (48, 6672480), (60, 5337984), (64, 5004360), (72, 4448320), (80, 4003488), (90, 3558656), (96, 3336240), (120, 2668992), (128, 2502180), (144, 2224160), (160, 2001744), (180, 1779328), (192, 1668120), (240, 1334496), (256, 1251090), (288, 1112080), (320, 1000872), (360, 889664), (384, 834060), (480, 667248), (512, 625545), (576, 556040), (640, 500436), (720, 444832), (768, 417030), (960, 333624), (1152, 278020), (1280, 250218), (1440, 222416), (1536, 208515), (1920, 166812), (2304, 139010), (2560, 125109), (2880, 111208), (3840, 83406), (4608, 69505), (5760, 55604), (7680, 41703), (11520, 27802), (13901, 23040)]