240631440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3331}}^1$

素因数の和:3397

約数の個数: 160

約数和(自身を含む): 872610816

約数和(自身を除く): 631979376

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, 56, 60, 70, 80, 84, 86, 105, 112, 120, 129, 140, 168, 172, 210, 215, 240, 258, 280, 301, 336, 344, 420, 430, 516, 560, 602, 645, 688, 840, 860, 903, 1032, 1204, 1290, 1505, 1680, 1720, 1806, 2064, 2408, 2580, 3010, 3331, 3440, 3612, 4515, 4816, 5160, 6020, 6662, 7224, 9030, 9993, 10320, 12040, 13324, 14448, 16655, 18060, 19986, 23317, 24080, 26648, 33310, 36120, 39972, 46634, 49965, 53296, 66620, 69951, 72240, 79944, 93268, 99930, 116585, 133240, 139902, 143233, 159888, 186536, 199860, 233170, 266480, 279804, 286466, 349755, 373072, 399720, 429699, 466340, 559608, 572932, 699510, 716165, 799440, 859398, 932680, 1002631, 1119216, 1145864, 1399020, 1432330, 1718796, 1865360, 2005262, 2148495, 2291728, 2798040, 2864660, 3007893, 3437592, 4010524, 4296990, 5013155, 5596080, 5729320, 6015786, 6875184, 8021048, 8593980, 10026310, 11458640, 12031572, 15039465, 16042096, 17187960, 20052620, 24063144, 30078930, 34375920, 40105240, 48126288, 60157860, 80210480, 120315720, 240631440]

約数ペア:

[(1, 240631440), (2, 120315720), (3, 80210480), (4, 60157860), (5, 48126288), (6, 40105240), (7, 34375920), (8, 30078930), (10, 24063144), (12, 20052620), (14, 17187960), (15, 16042096), (16, 15039465), (20, 12031572), (21, 11458640), (24, 10026310), (28, 8593980), (30, 8021048), (35, 6875184), (40, 6015786), (42, 5729320), (43, 5596080), (48, 5013155), (56, 4296990), (60, 4010524), (70, 3437592), (80, 3007893), (84, 2864660), (86, 2798040), (105, 2291728), (112, 2148495), (120, 2005262), (129, 1865360), (140, 1718796), (168, 1432330), (172, 1399020), (210, 1145864), (215, 1119216), (240, 1002631), (258, 932680), (280, 859398), (301, 799440), (336, 716165), (344, 699510), (420, 572932), (430, 559608), (516, 466340), (560, 429699), (602, 399720), (645, 373072), (688, 349755), (840, 286466), (860, 279804), (903, 266480), (1032, 233170), (1204, 199860), (1290, 186536), (1505, 159888), (1680, 143233), (1720, 139902), (1806, 133240), (2064, 116585), (2408, 99930), (2580, 93268), (3010, 79944), (3331, 72240), (3440, 69951), (3612, 66620), (4515, 53296), (4816, 49965), (5160, 46634), (6020, 39972), (6662, 36120), (7224, 33310), (9030, 26648), (9993, 24080), (10320, 23317), (12040, 19986), (13324, 18060), (14448, 16655)]