120315720

素因数分解:

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

素因数の和:3395

約数の個数: 128

約数和(自身を含む): 422231040

約数和(自身を除く): 301915320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 2408, 2580, 3010, 3331, 3612, 4515, 5160, 6020, 6662, 7224, 9030, 9993, 12040, 13324, 16655, 18060, 19986, 23317, 26648, 33310, 36120, 39972, 46634, 49965, 66620, 69951, 79944, 93268, 99930, 116585, 133240, 139902, 143233, 186536, 199860, 233170, 279804, 286466, 349755, 399720, 429699, 466340, 559608, 572932, 699510, 716165, 859398, 932680, 1002631, 1145864, 1399020, 1432330, 1718796, 2005262, 2148495, 2798040, 2864660, 3007893, 3437592, 4010524, 4296990, 5013155, 5729320, 6015786, 8021048, 8593980, 10026310, 12031572, 15039465, 17187960, 20052620, 24063144, 30078930, 40105240, 60157860, 120315720]

約数ペア:

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