681037440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 256

約数和(自身を含む): 2271646080

約数和(自身を除く): 1590608640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 73, 80, 86, 96, 113, 120, 128, 129, 146, 160, 172, 192, 215, 219, 226, 240, 258, 292, 320, 339, 344, 365, 384, 430, 438, 452, 480, 516, 565, 584, 640, 645, 678, 688, 730, 860, 876, 904, 960, 1032, 1095, 1130, 1168, 1290, 1356, 1376, 1460, 1695, 1720, 1752, 1808, 1920, 2064, 2190, 2260, 2336, 2580, 2712, 2752, 2920, 3139, 3390, 3440, 3504, 3616, 4128, 4380, 4520, 4672, 4859, 5160, 5424, 5504, 5840, 6278, 6780, 6880, 7008, 7232, 8249, 8256, 8760, 9040, 9344, 9417, 9718, 10320, 10848, 11680, 12556, 13560, 13760, 14016, 14464, 14577, 15695, 16498, 16512, 17520, 18080, 18834, 19436, 20640, 21696, 23360, 24295, 24747, 25112, 27120, 27520, 28032, 29154, 31390, 32996, 35040, 36160, 37668, 38872, 41245, 41280, 43392, 46720, 47085, 48590, 49494, 50224, 54240, 58308, 62780, 65992, 70080, 72320, 72885, 75336, 77744, 82490, 82560, 94170, 97180, 98988, 100448, 108480, 116616, 123735, 125560, 131984, 140160, 145770, 150672, 155488, 164980, 188340, 194360, 197976, 200896, 216960, 233232, 247470, 251120, 263968, 291540, 301344, 310976, 329960, 354707, 376680, 388720, 395952, 401792, 466464, 494940, 502240, 527936, 583080, 602688, 621952, 659920, 709414, 753360, 777440, 791904, 932928, 989880, 1004480, 1055872, 1064121, 1166160, 1205376, 1319840, 1418828, 1506720, 1554880, 1583808, 1773535, 1865856, 1979760, 2008960, 2128242, 2332320, 2639680, 2837656, 3013440, 3109760, 3167616, 3547070, 3959520, 4256484, 4664640, 5279360, 5320605, 5675312, 6026880, 7094140, 7919040, 8512968, 9329280, 10641210, 11350624, 14188280, 15838080, 17025936, 21282420, 22701248, 28376560, 34051872, 42564840, 45402496, 56753120, 68103744, 85129680, 113506240, 136207488, 170259360, 227012480, 340518720, 681037440]

約数ペア:

[(1, 681037440), (2, 340518720), (3, 227012480), (4, 170259360), (5, 136207488), (6, 113506240), (8, 85129680), (10, 68103744), (12, 56753120), (15, 45402496), (16, 42564840), (20, 34051872), (24, 28376560), (30, 22701248), (32, 21282420), (40, 17025936), (43, 15838080), (48, 14188280), (60, 11350624), (64, 10641210), (73, 9329280), (80, 8512968), (86, 7919040), (96, 7094140), (113, 6026880), (120, 5675312), (128, 5320605), (129, 5279360), (146, 4664640), (160, 4256484), (172, 3959520), (192, 3547070), (215, 3167616), (219, 3109760), (226, 3013440), (240, 2837656), (258, 2639680), (292, 2332320), (320, 2128242), (339, 2008960), (344, 1979760), (365, 1865856), (384, 1773535), (430, 1583808), (438, 1554880), (452, 1506720), (480, 1418828), (516, 1319840), (565, 1205376), (584, 1166160), (640, 1064121), (645, 1055872), (678, 1004480), (688, 989880), (730, 932928), (860, 791904), (876, 777440), (904, 753360), (960, 709414), (1032, 659920), (1095, 621952), (1130, 602688), (1168, 583080), (1290, 527936), (1356, 502240), (1376, 494940), (1460, 466464), (1695, 401792), (1720, 395952), (1752, 388720), (1808, 376680), (1920, 354707), (2064, 329960), (2190, 310976), (2260, 301344), (2336, 291540), (2580, 263968), (2712, 251120), (2752, 247470), (2920, 233232), (3139, 216960), (3390, 200896), (3440, 197976), (3504, 194360), (3616, 188340), (4128, 164980), (4380, 155488), (4520, 150672), (4672, 145770), (4859, 140160), (5160, 131984), (5424, 125560), (5504, 123735), (5840, 116616), (6278, 108480), (6780, 100448), (6880, 98988), (7008, 97180), (7232, 94170), (8249, 82560), (8256, 82490), (8760, 77744), (9040, 75336), (9344, 72885), (9417, 72320), (9718, 70080), (10320, 65992), (10848, 62780), (11680, 58308), (12556, 54240), (13560, 50224), (13760, 49494), (14016, 48590), (14464, 47085), (14577, 46720), (15695, 43392), (16498, 41280), (16512, 41245), (17520, 38872), (18080, 37668), (18834, 36160), (19436, 35040), (20640, 32996), (21696, 31390), (23360, 29154), (24295, 28032), (24747, 27520), (25112, 27120)]