240029440

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 216

約数和(自身を含む): 692057520

約数和(自身を除く): 452028080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 49, 56, 64, 70, 80, 86, 89, 98, 112, 128, 140, 160, 172, 178, 196, 215, 224, 245, 256, 280, 301, 320, 344, 356, 392, 430, 445, 448, 490, 560, 602, 623, 640, 688, 712, 784, 860, 890, 896, 980, 1120, 1204, 1246, 1280, 1376, 1424, 1505, 1568, 1720, 1780, 1792, 1960, 2107, 2240, 2408, 2492, 2752, 2848, 3010, 3115, 3136, 3440, 3560, 3827, 3920, 4214, 4361, 4480, 4816, 4984, 5504, 5696, 6020, 6230, 6272, 6880, 7120, 7654, 7840, 8428, 8722, 8960, 9632, 9968, 10535, 11008, 11392, 12040, 12460, 12544, 13760, 14240, 15308, 15680, 16856, 17444, 19135, 19264, 19936, 21070, 21805, 22784, 24080, 24920, 26789, 27520, 28480, 30616, 31360, 33712, 34888, 38270, 38528, 39872, 42140, 43610, 48160, 49840, 53578, 55040, 56960, 61232, 62720, 67424, 69776, 76540, 77056, 79744, 84280, 87220, 96320, 99680, 107156, 113920, 122464, 133945, 134848, 139552, 153080, 159488, 168560, 174440, 187523, 192640, 199360, 214312, 244928, 267890, 269696, 279104, 306160, 337120, 348880, 375046, 385280, 398720, 428624, 489856, 535780, 539392, 558208, 612320, 674240, 697760, 750092, 797440, 857248, 937615, 979712, 1071560, 1116416, 1224640, 1348480, 1395520, 1500184, 1714496, 1875230, 2143120, 2449280, 2696960, 2791040, 3000368, 3428992, 3750460, 4286240, 4898560, 5582080, 6000736, 6857984, 7500920, 8572480, 12001472, 15001840, 17144960, 24002944, 30003680, 34289920, 48005888, 60007360, 120014720, 240029440]

約数ペア:

[(1, 240029440), (2, 120014720), (4, 60007360), (5, 48005888), (7, 34289920), (8, 30003680), (10, 24002944), (14, 17144960), (16, 15001840), (20, 12001472), (28, 8572480), (32, 7500920), (35, 6857984), (40, 6000736), (43, 5582080), (49, 4898560), (56, 4286240), (64, 3750460), (70, 3428992), (80, 3000368), (86, 2791040), (89, 2696960), (98, 2449280), (112, 2143120), (128, 1875230), (140, 1714496), (160, 1500184), (172, 1395520), (178, 1348480), (196, 1224640), (215, 1116416), (224, 1071560), (245, 979712), (256, 937615), (280, 857248), (301, 797440), (320, 750092), (344, 697760), (356, 674240), (392, 612320), (430, 558208), (445, 539392), (448, 535780), (490, 489856), (560, 428624), (602, 398720), (623, 385280), (640, 375046), (688, 348880), (712, 337120), (784, 306160), (860, 279104), (890, 269696), (896, 267890), (980, 244928), (1120, 214312), (1204, 199360), (1246, 192640), (1280, 187523), (1376, 174440), (1424, 168560), (1505, 159488), (1568, 153080), (1720, 139552), (1780, 134848), (1792, 133945), (1960, 122464), (2107, 113920), (2240, 107156), (2408, 99680), (2492, 96320), (2752, 87220), (2848, 84280), (3010, 79744), (3115, 77056), (3136, 76540), (3440, 69776), (3560, 67424), (3827, 62720), (3920, 61232), (4214, 56960), (4361, 55040), (4480, 53578), (4816, 49840), (4984, 48160), (5504, 43610), (5696, 42140), (6020, 39872), (6230, 38528), (6272, 38270), (6880, 34888), (7120, 33712), (7654, 31360), (7840, 30616), (8428, 28480), (8722, 27520), (8960, 26789), (9632, 24920), (9968, 24080), (10535, 22784), (11008, 21805), (11392, 21070), (12040, 19936), (12460, 19264), (12544, 19135), (13760, 17444), (14240, 16856), (15308, 15680)]