644695680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{701}}^1$

素因数の和:1202

約数の個数: 128

約数和(自身を含む): 2062195200

約数和(自身を除く): 1417499520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 479, 480, 640, 701, 958, 960, 1402, 1437, 1916, 1920, 2103, 2395, 2804, 2874, 3505, 3832, 4206, 4790, 5608, 5748, 7010, 7185, 7664, 8412, 9580, 10515, 11216, 11496, 14020, 14370, 15328, 16824, 19160, 21030, 22432, 22992, 28040, 28740, 30656, 33648, 38320, 42060, 44864, 45984, 56080, 57480, 61312, 67296, 76640, 84120, 89728, 91968, 112160, 114960, 134592, 153280, 168240, 183936, 224320, 229920, 269184, 306560, 335779, 336480, 448640, 459840, 671558, 672960, 919680, 1007337, 1343116, 1345920, 1678895, 2014674, 2686232, 3357790, 4029348, 5036685, 5372464, 6715580, 8058696, 10073370, 10744928, 13431160, 16117392, 20146740, 21489856, 26862320, 32234784, 40293480, 42979712, 53724640, 64469568, 80586960, 107449280, 128939136, 161173920, 214898560, 322347840, 644695680]

約数ペア:

[(1, 644695680), (2, 322347840), (3, 214898560), (4, 161173920), (5, 128939136), (6, 107449280), (8, 80586960), (10, 64469568), (12, 53724640), (15, 42979712), (16, 40293480), (20, 32234784), (24, 26862320), (30, 21489856), (32, 20146740), (40, 16117392), (48, 13431160), (60, 10744928), (64, 10073370), (80, 8058696), (96, 6715580), (120, 5372464), (128, 5036685), (160, 4029348), (192, 3357790), (240, 2686232), (320, 2014674), (384, 1678895), (479, 1345920), (480, 1343116), (640, 1007337), (701, 919680), (958, 672960), (960, 671558), (1402, 459840), (1437, 448640), (1916, 336480), (1920, 335779), (2103, 306560), (2395, 269184), (2804, 229920), (2874, 224320), (3505, 183936), (3832, 168240), (4206, 153280), (4790, 134592), (5608, 114960), (5748, 112160), (7010, 91968), (7185, 89728), (7664, 84120), (8412, 76640), (9580, 67296), (10515, 61312), (11216, 57480), (11496, 56080), (14020, 45984), (14370, 44864), (15328, 42060), (16824, 38320), (19160, 33648), (21030, 30656), (22432, 28740), (22992, 28040)]