694320640

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:740

約数の個数: 160

約数和(自身を含む): 1853381376

約数和(自身を除く): 1159060736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 512, 520, 620, 640, 673, 806, 832, 992, 1040, 1240, 1280, 1346, 1612, 1664, 1984, 2015, 2080, 2480, 2560, 2692, 3224, 3328, 3365, 3968, 4030, 4160, 4960, 5384, 6448, 6656, 6730, 7936, 8060, 8320, 8749, 9920, 10768, 12896, 13460, 15872, 16120, 16640, 17498, 19840, 20863, 21536, 25792, 26920, 32240, 33280, 34996, 39680, 41726, 43072, 43745, 51584, 53840, 64480, 69992, 79360, 83452, 86144, 87490, 103168, 104315, 107680, 128960, 139984, 166904, 172288, 174980, 206336, 208630, 215360, 257920, 271219, 279968, 333808, 344576, 349960, 417260, 430720, 515840, 542438, 559936, 667616, 699920, 834520, 861440, 1031680, 1084876, 1119872, 1335232, 1356095, 1399840, 1669040, 1722880, 2169752, 2239744, 2670464, 2712190, 2799680, 3338080, 4339504, 4479488, 5340928, 5424380, 5599360, 6676160, 8679008, 10681856, 10848760, 11198720, 13352320, 17358016, 21697520, 22397440, 26704640, 34716032, 43395040, 53409280, 69432064, 86790080, 138864128, 173580160, 347160320, 694320640]

約数ペア:

[(1, 694320640), (2, 347160320), (4, 173580160), (5, 138864128), (8, 86790080), (10, 69432064), (13, 53409280), (16, 43395040), (20, 34716032), (26, 26704640), (31, 22397440), (32, 21697520), (40, 17358016), (52, 13352320), (62, 11198720), (64, 10848760), (65, 10681856), (80, 8679008), (104, 6676160), (124, 5599360), (128, 5424380), (130, 5340928), (155, 4479488), (160, 4339504), (208, 3338080), (248, 2799680), (256, 2712190), (260, 2670464), (310, 2239744), (320, 2169752), (403, 1722880), (416, 1669040), (496, 1399840), (512, 1356095), (520, 1335232), (620, 1119872), (640, 1084876), (673, 1031680), (806, 861440), (832, 834520), (992, 699920), (1040, 667616), (1240, 559936), (1280, 542438), (1346, 515840), (1612, 430720), (1664, 417260), (1984, 349960), (2015, 344576), (2080, 333808), (2480, 279968), (2560, 271219), (2692, 257920), (3224, 215360), (3328, 208630), (3365, 206336), (3968, 174980), (4030, 172288), (4160, 166904), (4960, 139984), (5384, 128960), (6448, 107680), (6656, 104315), (6730, 103168), (7936, 87490), (8060, 86144), (8320, 83452), (8749, 79360), (9920, 69992), (10768, 64480), (12896, 53840), (13460, 51584), (15872, 43745), (16120, 43072), (16640, 41726), (17498, 39680), (19840, 34996), (20863, 33280), (21536, 32240), (25792, 26920)]