645742080

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{28027}}^1$

素因数の和:28056

約数の個数: 120

約数和(自身を含む): 2236466232

約数和(自身を除く): 1590724152

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, 23040, 28027, 56054, 84081, 112108, 140135, 168162, 224216, 252243, 280270, 336324, 420405, 448432, 504486, 560540, 672648, 840810, 896864, 1008972, 1121080, 1261215, 1345296, 1681620, 1793728, 2017944, 2242160, 2522430, 2690592, 3363240, 3587456, 4035888, 4484320, 5044860, 5381184, 6726480, 7174912, 8071776, 8968640, 10089720, 10762368, 13452960, 14349824, 16143552, 17937280, 20179440, 21524736, 26905920, 32287104, 35874560, 40358880, 43049472, 53811840, 64574208, 71749120, 80717760, 107623680, 129148416, 161435520, 215247360, 322871040, 645742080]

約数ペア:

[(1, 645742080), (2, 322871040), (3, 215247360), (4, 161435520), (5, 129148416), (6, 107623680), (8, 80717760), (9, 71749120), (10, 64574208), (12, 53811840), (15, 43049472), (16, 40358880), (18, 35874560), (20, 32287104), (24, 26905920), (30, 21524736), (32, 20179440), (36, 17937280), (40, 16143552), (45, 14349824), (48, 13452960), (60, 10762368), (64, 10089720), (72, 8968640), (80, 8071776), (90, 7174912), (96, 6726480), (120, 5381184), (128, 5044860), (144, 4484320), (160, 4035888), (180, 3587456), (192, 3363240), (240, 2690592), (256, 2522430), (288, 2242160), (320, 2017944), (360, 1793728), (384, 1681620), (480, 1345296), (512, 1261215), (576, 1121080), (640, 1008972), (720, 896864), (768, 840810), (960, 672648), (1152, 560540), (1280, 504486), (1440, 448432), (1536, 420405), (1920, 336324), (2304, 280270), (2560, 252243), (2880, 224216), (3840, 168162), (4608, 140135), (5760, 112108), (7680, 84081), (11520, 56054), (23040, 28027)]