2021710080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40499}}^1$

素因数の和:40536

約数の個数: 144

約数和(自身を含む): 6953688000

約数和(自身を除く): 4931977920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 8320, 9984, 12480, 16640, 24960, 40499, 49920, 80998, 121497, 161996, 202495, 242994, 323992, 404990, 485988, 526487, 607485, 647984, 809980, 971976, 1052974, 1214970, 1295968, 1579461, 1619960, 1943952, 2105948, 2429940, 2591936, 2632435, 3158922, 3239920, 3887904, 4211896, 4859880, 5183872, 5264870, 6317844, 6479840, 7775808, 7897305, 8423792, 9719760, 10367744, 10529740, 12635688, 12959680, 15551616, 15794610, 16847584, 19439520, 21059480, 25271376, 25919360, 31103232, 31589220, 33695168, 38879040, 42118960, 50542752, 51838720, 63178440, 67390336, 77758080, 84237920, 101085504, 126356880, 134780672, 155516160, 168475840, 202171008, 252713760, 336951680, 404342016, 505427520, 673903360, 1010855040, 2021710080]

約数ペア:

[(1, 2021710080), (2, 1010855040), (3, 673903360), (4, 505427520), (5, 404342016), (6, 336951680), (8, 252713760), (10, 202171008), (12, 168475840), (13, 155516160), (15, 134780672), (16, 126356880), (20, 101085504), (24, 84237920), (26, 77758080), (30, 67390336), (32, 63178440), (39, 51838720), (40, 50542752), (48, 42118960), (52, 38879040), (60, 33695168), (64, 31589220), (65, 31103232), (78, 25919360), (80, 25271376), (96, 21059480), (104, 19439520), (120, 16847584), (128, 15794610), (130, 15551616), (156, 12959680), (160, 12635688), (192, 10529740), (195, 10367744), (208, 9719760), (240, 8423792), (256, 7897305), (260, 7775808), (312, 6479840), (320, 6317844), (384, 5264870), (390, 5183872), (416, 4859880), (480, 4211896), (520, 3887904), (624, 3239920), (640, 3158922), (768, 2632435), (780, 2591936), (832, 2429940), (960, 2105948), (1040, 1943952), (1248, 1619960), (1280, 1579461), (1560, 1295968), (1664, 1214970), (1920, 1052974), (2080, 971976), (2496, 809980), (3120, 647984), (3328, 607485), (3840, 526487), (4160, 485988), (4992, 404990), (6240, 323992), (8320, 242994), (9984, 202495), (12480, 161996), (16640, 121497), (24960, 80998), (40499, 49920)]