240641760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:281

約数の個数: 192

約数和(自身を含む): 790352640

約数和(自身を除く): 549710880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 80, 86, 89, 96, 120, 129, 131, 160, 172, 178, 215, 240, 258, 262, 267, 344, 356, 393, 430, 445, 480, 516, 524, 534, 645, 655, 688, 712, 786, 860, 890, 1032, 1048, 1068, 1290, 1310, 1335, 1376, 1424, 1572, 1720, 1780, 1965, 2064, 2096, 2136, 2580, 2620, 2670, 2848, 3144, 3440, 3560, 3827, 3930, 4128, 4192, 4272, 5160, 5240, 5340, 5633, 6288, 6880, 7120, 7654, 7860, 8544, 10320, 10480, 10680, 11266, 11481, 11659, 12576, 14240, 15308, 15720, 16899, 19135, 20640, 20960, 21360, 22532, 22962, 23318, 28165, 30616, 31440, 33798, 34977, 38270, 42720, 45064, 45924, 46636, 56330, 57405, 58295, 61232, 62880, 67596, 69954, 76540, 84495, 90128, 91848, 93272, 112660, 114810, 116590, 122464, 135192, 139908, 153080, 168990, 174885, 180256, 183696, 186544, 225320, 229620, 233180, 270384, 279816, 306160, 337980, 349770, 367392, 373088, 450640, 459240, 466360, 501337, 540768, 559632, 612320, 675960, 699540, 901280, 918480, 932720, 1002674, 1119264, 1351920, 1399080, 1504011, 1836960, 1865440, 2005348, 2506685, 2703840, 2798160, 3008022, 4010696, 5013370, 5596320, 6016044, 7520055, 8021392, 10026740, 12032088, 15040110, 16042784, 20053480, 24064176, 30080220, 40106960, 48128352, 60160440, 80213920, 120320880, 240641760]

約数ペア:

[(1, 240641760), (2, 120320880), (3, 80213920), (4, 60160440), (5, 48128352), (6, 40106960), (8, 30080220), (10, 24064176), (12, 20053480), (15, 16042784), (16, 15040110), (20, 12032088), (24, 10026740), (30, 8021392), (32, 7520055), (40, 6016044), (43, 5596320), (48, 5013370), (60, 4010696), (80, 3008022), (86, 2798160), (89, 2703840), (96, 2506685), (120, 2005348), (129, 1865440), (131, 1836960), (160, 1504011), (172, 1399080), (178, 1351920), (215, 1119264), (240, 1002674), (258, 932720), (262, 918480), (267, 901280), (344, 699540), (356, 675960), (393, 612320), (430, 559632), (445, 540768), (480, 501337), (516, 466360), (524, 459240), (534, 450640), (645, 373088), (655, 367392), (688, 349770), (712, 337980), (786, 306160), (860, 279816), (890, 270384), (1032, 233180), (1048, 229620), (1068, 225320), (1290, 186544), (1310, 183696), (1335, 180256), (1376, 174885), (1424, 168990), (1572, 153080), (1720, 139908), (1780, 135192), (1965, 122464), (2064, 116590), (2096, 114810), (2136, 112660), (2580, 93272), (2620, 91848), (2670, 90128), (2848, 84495), (3144, 76540), (3440, 69954), (3560, 67596), (3827, 62880), (3930, 61232), (4128, 58295), (4192, 57405), (4272, 56330), (5160, 46636), (5240, 45924), (5340, 45064), (5633, 42720), (6288, 38270), (6880, 34977), (7120, 33798), (7654, 31440), (7860, 30616), (8544, 28165), (10320, 23318), (10480, 22962), (10680, 22532), (11266, 21360), (11481, 20960), (11659, 20640), (12576, 19135), (14240, 16899), (15308, 15720)]