297639680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 793922304

約数和(自身を除く): 496282624

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, 577, 620, 640, 806, 832, 992, 1040, 1154, 1240, 1280, 1612, 1664, 1984, 2015, 2080, 2308, 2480, 2885, 3224, 3328, 3968, 4030, 4160, 4616, 4960, 5770, 6448, 7501, 7936, 8060, 8320, 9232, 9920, 11540, 12896, 15002, 16120, 16640, 17887, 18464, 19840, 23080, 25792, 30004, 32240, 35774, 36928, 37505, 39680, 46160, 51584, 60008, 64480, 71548, 73856, 75010, 89435, 92320, 103168, 120016, 128960, 143096, 147712, 150020, 178870, 184640, 232531, 240032, 257920, 286192, 300040, 357740, 369280, 465062, 480064, 515840, 572384, 600080, 715480, 738560, 930124, 960128, 1144768, 1162655, 1200160, 1430960, 1860248, 1920256, 2289536, 2325310, 2400320, 2861920, 3720496, 4579072, 4650620, 4800640, 5723840, 7440992, 9301240, 9601280, 11447680, 14881984, 18602480, 22895360, 29763968, 37204960, 59527936, 74409920, 148819840, 297639680]

約数ペア:

[(1, 297639680), (2, 148819840), (4, 74409920), (5, 59527936), (8, 37204960), (10, 29763968), (13, 22895360), (16, 18602480), (20, 14881984), (26, 11447680), (31, 9601280), (32, 9301240), (40, 7440992), (52, 5723840), (62, 4800640), (64, 4650620), (65, 4579072), (80, 3720496), (104, 2861920), (124, 2400320), (128, 2325310), (130, 2289536), (155, 1920256), (160, 1860248), (208, 1430960), (248, 1200160), (256, 1162655), (260, 1144768), (310, 960128), (320, 930124), (403, 738560), (416, 715480), (496, 600080), (520, 572384), (577, 515840), (620, 480064), (640, 465062), (806, 369280), (832, 357740), (992, 300040), (1040, 286192), (1154, 257920), (1240, 240032), (1280, 232531), (1612, 184640), (1664, 178870), (1984, 150020), (2015, 147712), (2080, 143096), (2308, 128960), (2480, 120016), (2885, 103168), (3224, 92320), (3328, 89435), (3968, 75010), (4030, 73856), (4160, 71548), (4616, 64480), (4960, 60008), (5770, 51584), (6448, 46160), (7501, 39680), (7936, 37505), (8060, 36928), (8320, 35774), (9232, 32240), (9920, 30004), (11540, 25792), (12896, 23080), (15002, 19840), (16120, 18464), (16640, 17887)]