641295360

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{4639}}^1$

素因数の和:4673

約数の個数: 176

約数和(自身を含む): 2279539200

約数和(自身を除く): 1638243840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4320, 4608, 4639, 5120, 5760, 6912, 7680, 8640, 9216, 9278, 11520, 13824, 13917, 15360, 17280, 18556, 23040, 23195, 27648, 27834, 34560, 37112, 41751, 46080, 46390, 55668, 69120, 69585, 74224, 83502, 92780, 111336, 125253, 138240, 139170, 148448, 167004, 185560, 208755, 222672, 250506, 278340, 296896, 334008, 371120, 417510, 445344, 501012, 556680, 593792, 626265, 668016, 742240, 835020, 890688, 1002024, 1113360, 1187584, 1252530, 1336032, 1484480, 1670040, 1781376, 2004048, 2226720, 2375168, 2505060, 2672064, 2968960, 3340080, 3562752, 4008096, 4453440, 4750336, 5010120, 5344128, 5937920, 6680160, 7125504, 8016192, 8906880, 10020240, 10688256, 11875840, 13360320, 14251008, 16032384, 17813760, 20040480, 21376512, 23751680, 26720640, 32064768, 35627520, 40080960, 42753024, 53441280, 64129536, 71255040, 80161920, 106882560, 128259072, 160323840, 213765120, 320647680, 641295360]

約数ペア:

[(1, 641295360), (2, 320647680), (3, 213765120), (4, 160323840), (5, 128259072), (6, 106882560), (8, 80161920), (9, 71255040), (10, 64129536), (12, 53441280), (15, 42753024), (16, 40080960), (18, 35627520), (20, 32064768), (24, 26720640), (27, 23751680), (30, 21376512), (32, 20040480), (36, 17813760), (40, 16032384), (45, 14251008), (48, 13360320), (54, 11875840), (60, 10688256), (64, 10020240), (72, 8906880), (80, 8016192), (90, 7125504), (96, 6680160), (108, 5937920), (120, 5344128), (128, 5010120), (135, 4750336), (144, 4453440), (160, 4008096), (180, 3562752), (192, 3340080), (216, 2968960), (240, 2672064), (256, 2505060), (270, 2375168), (288, 2226720), (320, 2004048), (360, 1781376), (384, 1670040), (432, 1484480), (480, 1336032), (512, 1252530), (540, 1187584), (576, 1113360), (640, 1002024), (720, 890688), (768, 835020), (864, 742240), (960, 668016), (1024, 626265), (1080, 593792), (1152, 556680), (1280, 501012), (1440, 445344), (1536, 417510), (1728, 371120), (1920, 334008), (2160, 296896), (2304, 278340), (2560, 250506), (2880, 222672), (3072, 208755), (3456, 185560), (3840, 167004), (4320, 148448), (4608, 139170), (4639, 138240), (5120, 125253), (5760, 111336), (6912, 92780), (7680, 83502), (8640, 74224), (9216, 69585), (9278, 69120), (11520, 55668), (13824, 46390), (13917, 46080), (15360, 41751), (17280, 37112), (18556, 34560), (23040, 27834), (23195, 27648)]