218959440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:506

約数の個数: 240

約数和(自身を含む): 809823168

約数和(自身を除く): 590863728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 49, 56, 60, 70, 80, 84, 86, 98, 105, 112, 120, 129, 140, 147, 168, 172, 196, 210, 215, 240, 245, 258, 280, 294, 301, 336, 344, 392, 420, 430, 433, 490, 516, 560, 588, 602, 645, 688, 735, 784, 840, 860, 866, 903, 980, 1032, 1176, 1204, 1290, 1299, 1470, 1505, 1680, 1720, 1732, 1806, 1960, 2064, 2107, 2165, 2352, 2408, 2580, 2598, 2940, 3010, 3031, 3440, 3464, 3612, 3920, 4214, 4330, 4515, 4816, 5160, 5196, 5880, 6020, 6062, 6321, 6495, 6928, 7224, 8428, 8660, 9030, 9093, 10320, 10392, 10535, 11760, 12040, 12124, 12642, 12990, 14448, 15155, 16856, 17320, 18060, 18186, 18619, 20784, 21070, 21217, 24080, 24248, 25284, 25980, 30310, 31605, 33712, 34640, 36120, 36372, 37238, 42140, 42434, 45465, 48496, 50568, 51960, 55857, 60620, 63210, 63651, 72240, 72744, 74476, 84280, 84868, 90930, 93095, 101136, 103920, 106085, 111714, 121240, 126420, 127302, 130333, 145488, 148952, 168560, 169736, 181860, 186190, 212170, 223428, 242480, 252840, 254604, 260666, 279285, 297904, 318255, 339472, 363720, 372380, 390999, 424340, 446856, 505680, 509208, 521332, 558570, 636510, 651665, 727440, 744760, 781998, 848680, 893712, 912331, 1018416, 1042664, 1117140, 1273020, 1303330, 1489520, 1563996, 1697360, 1824662, 1954995, 2085328, 2234280, 2546040, 2606660, 2736993, 3127992, 3649324, 3909990, 4468560, 4561655, 5092080, 5213320, 5473986, 6255984, 7298648, 7819980, 9123310, 10426640, 10947972, 13684965, 14597296, 15639960, 18246620, 21895944, 27369930, 31279920, 36493240, 43791888, 54739860, 72986480, 109479720, 218959440]

約数ペア:

[(1, 218959440), (2, 109479720), (3, 72986480), (4, 54739860), (5, 43791888), (6, 36493240), (7, 31279920), (8, 27369930), (10, 21895944), (12, 18246620), (14, 15639960), (15, 14597296), (16, 13684965), (20, 10947972), (21, 10426640), (24, 9123310), (28, 7819980), (30, 7298648), (35, 6255984), (40, 5473986), (42, 5213320), (43, 5092080), (48, 4561655), (49, 4468560), (56, 3909990), (60, 3649324), (70, 3127992), (80, 2736993), (84, 2606660), (86, 2546040), (98, 2234280), (105, 2085328), (112, 1954995), (120, 1824662), (129, 1697360), (140, 1563996), (147, 1489520), (168, 1303330), (172, 1273020), (196, 1117140), (210, 1042664), (215, 1018416), (240, 912331), (245, 893712), (258, 848680), (280, 781998), (294, 744760), (301, 727440), (336, 651665), (344, 636510), (392, 558570), (420, 521332), (430, 509208), (433, 505680), (490, 446856), (516, 424340), (560, 390999), (588, 372380), (602, 363720), (645, 339472), (688, 318255), (735, 297904), (784, 279285), (840, 260666), (860, 254604), (866, 252840), (903, 242480), (980, 223428), (1032, 212170), (1176, 186190), (1204, 181860), (1290, 169736), (1299, 168560), (1470, 148952), (1505, 145488), (1680, 130333), (1720, 127302), (1732, 126420), (1806, 121240), (1960, 111714), (2064, 106085), (2107, 103920), (2165, 101136), (2352, 93095), (2408, 90930), (2580, 84868), (2598, 84280), (2940, 74476), (3010, 72744), (3031, 72240), (3440, 63651), (3464, 63210), (3612, 60620), (3920, 55857), (4214, 51960), (4330, 50568), (4515, 48496), (4816, 45465), (5160, 42434), (5196, 42140), (5880, 37238), (6020, 36372), (6062, 36120), (6321, 34640), (6495, 33712), (6928, 31605), (7224, 30310), (8428, 25980), (8660, 25284), (9030, 24248), (9093, 24080), (10320, 21217), (10392, 21070), (10535, 20784), (11760, 18619), (12040, 18186), (12124, 18060), (12642, 17320), (12990, 16856), (14448, 15155)]