197754240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{811}}^1$

素因数の和:960

約数の個数: 128

約数和(自身を含む): 636088320

約数和(自身を除く): 438334080

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, 127, 128, 160, 192, 240, 254, 320, 381, 384, 480, 508, 635, 640, 762, 811, 960, 1016, 1270, 1524, 1622, 1905, 1920, 2032, 2433, 2540, 3048, 3244, 3810, 4055, 4064, 4866, 5080, 6096, 6488, 7620, 8110, 8128, 9732, 10160, 12165, 12192, 12976, 15240, 16220, 16256, 19464, 20320, 24330, 24384, 25952, 30480, 32440, 38928, 40640, 48660, 48768, 51904, 60960, 64880, 77856, 81280, 97320, 102997, 103808, 121920, 129760, 155712, 194640, 205994, 243840, 259520, 308991, 311424, 389280, 411988, 514985, 519040, 617982, 778560, 823976, 1029970, 1235964, 1544955, 1557120, 1647952, 2059940, 2471928, 3089910, 3295904, 4119880, 4943856, 6179820, 6591808, 8239760, 9887712, 12359640, 13183616, 16479520, 19775424, 24719280, 32959040, 39550848, 49438560, 65918080, 98877120, 197754240]

約数ペア:

[(1, 197754240), (2, 98877120), (3, 65918080), (4, 49438560), (5, 39550848), (6, 32959040), (8, 24719280), (10, 19775424), (12, 16479520), (15, 13183616), (16, 12359640), (20, 9887712), (24, 8239760), (30, 6591808), (32, 6179820), (40, 4943856), (48, 4119880), (60, 3295904), (64, 3089910), (80, 2471928), (96, 2059940), (120, 1647952), (127, 1557120), (128, 1544955), (160, 1235964), (192, 1029970), (240, 823976), (254, 778560), (320, 617982), (381, 519040), (384, 514985), (480, 411988), (508, 389280), (635, 311424), (640, 308991), (762, 259520), (811, 243840), (960, 205994), (1016, 194640), (1270, 155712), (1524, 129760), (1622, 121920), (1905, 103808), (1920, 102997), (2032, 97320), (2433, 81280), (2540, 77856), (3048, 64880), (3244, 60960), (3810, 51904), (4055, 48768), (4064, 48660), (4866, 40640), (5080, 38928), (6096, 32440), (6488, 30480), (7620, 25952), (8110, 24384), (8128, 24330), (9732, 20320), (10160, 19464), (12165, 16256), (12192, 16220), (12976, 15240)]