773244160

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1564

約数の個数: 144

約数和(自身を含む): 2060352000

約数和(自身を除く): 1287107840

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, 520, 620, 640, 806, 832, 992, 1040, 1240, 1280, 1499, 1612, 1664, 1984, 2015, 2080, 2480, 2998, 3224, 3328, 3968, 4030, 4160, 4960, 5996, 6448, 7495, 7936, 8060, 8320, 9920, 11992, 12896, 14990, 16120, 16640, 19487, 19840, 23984, 25792, 29980, 32240, 38974, 39680, 46469, 47968, 51584, 59960, 64480, 77948, 92938, 95936, 97435, 103168, 119920, 128960, 155896, 185876, 191872, 194870, 232345, 239840, 257920, 311792, 371752, 383744, 389740, 464690, 479680, 515840, 604097, 623584, 743504, 779480, 929380, 959360, 1208194, 1247168, 1487008, 1558960, 1858760, 1918720, 2416388, 2494336, 2974016, 3020485, 3117920, 3717520, 4832776, 4988672, 5948032, 6040970, 6235840, 7435040, 9665552, 11896064, 12081940, 12471680, 14870080, 19331104, 24163880, 24943360, 29740160, 38662208, 48327760, 59480320, 77324416, 96655520, 154648832, 193311040, 386622080, 773244160]

約数ペア:

[(1, 773244160), (2, 386622080), (4, 193311040), (5, 154648832), (8, 96655520), (10, 77324416), (13, 59480320), (16, 48327760), (20, 38662208), (26, 29740160), (31, 24943360), (32, 24163880), (40, 19331104), (52, 14870080), (62, 12471680), (64, 12081940), (65, 11896064), (80, 9665552), (104, 7435040), (124, 6235840), (128, 6040970), (130, 5948032), (155, 4988672), (160, 4832776), (208, 3717520), (248, 3117920), (256, 3020485), (260, 2974016), (310, 2494336), (320, 2416388), (403, 1918720), (416, 1858760), (496, 1558960), (520, 1487008), (620, 1247168), (640, 1208194), (806, 959360), (832, 929380), (992, 779480), (1040, 743504), (1240, 623584), (1280, 604097), (1499, 515840), (1612, 479680), (1664, 464690), (1984, 389740), (2015, 383744), (2080, 371752), (2480, 311792), (2998, 257920), (3224, 239840), (3328, 232345), (3968, 194870), (4030, 191872), (4160, 185876), (4960, 155896), (5996, 128960), (6448, 119920), (7495, 103168), (7936, 97435), (8060, 95936), (8320, 92938), (9920, 77948), (11992, 64480), (12896, 59960), (14990, 51584), (16120, 47968), (16640, 46469), (19487, 39680), (19840, 38974), (23984, 32240), (25792, 29980)]