245781120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:307

約数の個数: 256

約数和(自身を含む): 867081600

約数和(自身を除く): 621300480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 43, 48, 52, 60, 64, 65, 78, 80, 86, 96, 104, 120, 128, 129, 130, 156, 160, 172, 192, 195, 208, 215, 229, 240, 258, 260, 312, 320, 344, 384, 390, 416, 430, 458, 480, 516, 520, 559, 624, 640, 645, 687, 688, 780, 832, 860, 916, 960, 1032, 1040, 1118, 1145, 1248, 1290, 1374, 1376, 1560, 1664, 1677, 1720, 1832, 1920, 2064, 2080, 2236, 2290, 2496, 2580, 2748, 2752, 2795, 2977, 3120, 3354, 3435, 3440, 3664, 4128, 4160, 4472, 4580, 4992, 5160, 5496, 5504, 5590, 5954, 6240, 6708, 6870, 6880, 7328, 8256, 8320, 8385, 8931, 8944, 9160, 9847, 10320, 10992, 11180, 11908, 12480, 13416, 13740, 13760, 14656, 14885, 16512, 16770, 17862, 17888, 18320, 19694, 20640, 21984, 22360, 23816, 24960, 26832, 27480, 27520, 29312, 29541, 29770, 33540, 35724, 35776, 36640, 39388, 41280, 43968, 44655, 44720, 47632, 49235, 53664, 54960, 59082, 59540, 67080, 71448, 71552, 73280, 78776, 82560, 87936, 89310, 89440, 95264, 98470, 107328, 109920, 118164, 119080, 128011, 134160, 142896, 146560, 147705, 157552, 178620, 178880, 190528, 196940, 214656, 219840, 236328, 238160, 256022, 268320, 285792, 295410, 315104, 357240, 357760, 381056, 384033, 393880, 439680, 472656, 476320, 512044, 536640, 571584, 590820, 630208, 640055, 714480, 768066, 787760, 945312, 952640, 1024088, 1073280, 1143168, 1181640, 1260416, 1280110, 1428960, 1536132, 1575520, 1890624, 1905280, 1920165, 2048176, 2363280, 2560220, 2857920, 3072264, 3151040, 3781248, 3840330, 4096352, 4726560, 5120440, 5715840, 6144528, 6302080, 7680660, 8192704, 9453120, 10240880, 12289056, 15361320, 16385408, 18906240, 20481760, 24578112, 30722640, 40963520, 49156224, 61445280, 81927040, 122890560, 245781120]

約数ペア:

[(1, 245781120), (2, 122890560), (3, 81927040), (4, 61445280), (5, 49156224), (6, 40963520), (8, 30722640), (10, 24578112), (12, 20481760), (13, 18906240), (15, 16385408), (16, 15361320), (20, 12289056), (24, 10240880), (26, 9453120), (30, 8192704), (32, 7680660), (39, 6302080), (40, 6144528), (43, 5715840), (48, 5120440), (52, 4726560), (60, 4096352), (64, 3840330), (65, 3781248), (78, 3151040), (80, 3072264), (86, 2857920), (96, 2560220), (104, 2363280), (120, 2048176), (128, 1920165), (129, 1905280), (130, 1890624), (156, 1575520), (160, 1536132), (172, 1428960), (192, 1280110), (195, 1260416), (208, 1181640), (215, 1143168), (229, 1073280), (240, 1024088), (258, 952640), (260, 945312), (312, 787760), (320, 768066), (344, 714480), (384, 640055), (390, 630208), (416, 590820), (430, 571584), (458, 536640), (480, 512044), (516, 476320), (520, 472656), (559, 439680), (624, 393880), (640, 384033), (645, 381056), (687, 357760), (688, 357240), (780, 315104), (832, 295410), (860, 285792), (916, 268320), (960, 256022), (1032, 238160), (1040, 236328), (1118, 219840), (1145, 214656), (1248, 196940), (1290, 190528), (1374, 178880), (1376, 178620), (1560, 157552), (1664, 147705), (1677, 146560), (1720, 142896), (1832, 134160), (1920, 128011), (2064, 119080), (2080, 118164), (2236, 109920), (2290, 107328), (2496, 98470), (2580, 95264), (2748, 89440), (2752, 89310), (2795, 87936), (2977, 82560), (3120, 78776), (3354, 73280), (3435, 71552), (3440, 71448), (3664, 67080), (4128, 59540), (4160, 59082), (4472, 54960), (4580, 53664), (4992, 49235), (5160, 47632), (5496, 44720), (5504, 44655), (5590, 43968), (5954, 41280), (6240, 39388), (6708, 36640), (6870, 35776), (6880, 35724), (7328, 33540), (8256, 29770), (8320, 29541), (8385, 29312), (8931, 27520), (8944, 27480), (9160, 26832), (9847, 24960), (10320, 23816), (10992, 22360), (11180, 21984), (11908, 20640), (12480, 19694), (13416, 18320), (13740, 17888), (13760, 17862), (14656, 16770), (14885, 16512)]