25466280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 91601280

約数和(自身を除く): 66135000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 61, 70, 71, 84, 98, 105, 120, 122, 140, 142, 147, 168, 183, 196, 210, 213, 244, 245, 280, 284, 294, 305, 355, 366, 392, 420, 426, 427, 488, 490, 497, 568, 588, 610, 710, 732, 735, 840, 852, 854, 915, 980, 994, 1065, 1176, 1220, 1281, 1420, 1464, 1470, 1491, 1704, 1708, 1830, 1960, 1988, 2130, 2135, 2440, 2485, 2562, 2840, 2940, 2982, 2989, 3416, 3479, 3660, 3976, 4260, 4270, 4331, 4970, 5124, 5880, 5964, 5978, 6405, 6958, 7320, 7455, 8520, 8540, 8662, 8967, 9940, 10248, 10437, 11928, 11956, 12810, 12993, 13916, 14910, 14945, 17080, 17324, 17395, 17934, 19880, 20874, 21655, 23912, 25620, 25986, 27832, 29820, 29890, 30317, 34648, 34790, 35868, 41748, 43310, 44835, 51240, 51972, 52185, 59640, 59780, 60634, 64965, 69580, 71736, 83496, 86620, 89670, 90951, 103944, 104370, 119560, 121268, 129930, 139160, 151585, 173240, 179340, 181902, 208740, 212219, 242536, 259860, 303170, 358680, 363804, 417480, 424438, 454755, 519720, 606340, 636657, 727608, 848876, 909510, 1061095, 1212680, 1273314, 1697752, 1819020, 2122190, 2546628, 3183285, 3638040, 4244380, 5093256, 6366570, 8488760, 12733140, 25466280]

約数ペア:

[(1, 25466280), (2, 12733140), (3, 8488760), (4, 6366570), (5, 5093256), (6, 4244380), (7, 3638040), (8, 3183285), (10, 2546628), (12, 2122190), (14, 1819020), (15, 1697752), (20, 1273314), (21, 1212680), (24, 1061095), (28, 909510), (30, 848876), (35, 727608), (40, 636657), (42, 606340), (49, 519720), (56, 454755), (60, 424438), (61, 417480), (70, 363804), (71, 358680), (84, 303170), (98, 259860), (105, 242536), (120, 212219), (122, 208740), (140, 181902), (142, 179340), (147, 173240), (168, 151585), (183, 139160), (196, 129930), (210, 121268), (213, 119560), (244, 104370), (245, 103944), (280, 90951), (284, 89670), (294, 86620), (305, 83496), (355, 71736), (366, 69580), (392, 64965), (420, 60634), (426, 59780), (427, 59640), (488, 52185), (490, 51972), (497, 51240), (568, 44835), (588, 43310), (610, 41748), (710, 35868), (732, 34790), (735, 34648), (840, 30317), (852, 29890), (854, 29820), (915, 27832), (980, 25986), (994, 25620), (1065, 23912), (1176, 21655), (1220, 20874), (1281, 19880), (1420, 17934), (1464, 17395), (1470, 17324), (1491, 17080), (1704, 14945), (1708, 14910), (1830, 13916), (1960, 12993), (1988, 12810), (2130, 11956), (2135, 11928), (2440, 10437), (2485, 10248), (2562, 9940), (2840, 8967), (2940, 8662), (2982, 8540), (2989, 8520), (3416, 7455), (3479, 7320), (3660, 6958), (3976, 6405), (4260, 5978), (4270, 5964), (4331, 5880), (4970, 5124)]