142939440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:464

約数の個数: 240

約数和(自身を含む): 557107200

約数和(自身を除く): 414167760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 79, 80, 84, 90, 105, 112, 120, 126, 140, 144, 158, 168, 180, 210, 237, 240, 252, 280, 315, 316, 336, 359, 360, 395, 420, 474, 504, 553, 560, 630, 632, 711, 718, 720, 790, 840, 948, 1008, 1077, 1106, 1185, 1260, 1264, 1422, 1436, 1580, 1659, 1680, 1795, 1896, 2154, 2212, 2370, 2513, 2520, 2765, 2844, 2872, 3160, 3231, 3318, 3555, 3590, 3792, 4308, 4424, 4740, 4977, 5026, 5040, 5385, 5530, 5688, 5744, 6320, 6462, 6636, 7110, 7180, 7539, 8295, 8616, 8848, 9480, 9954, 10052, 10770, 11060, 11376, 12565, 12924, 13272, 14220, 14360, 15078, 16155, 16590, 17232, 18960, 19908, 20104, 21540, 22120, 22617, 24885, 25130, 25848, 26544, 28361, 28440, 28720, 30156, 32310, 33180, 37695, 39816, 40208, 43080, 44240, 45234, 49770, 50260, 51696, 56722, 56880, 60312, 64620, 66360, 75390, 79632, 85083, 86160, 90468, 99540, 100520, 113085, 113444, 120624, 129240, 132720, 141805, 150780, 170166, 180936, 198527, 199080, 201040, 226170, 226888, 255249, 258480, 283610, 301560, 340332, 361872, 397054, 398160, 425415, 452340, 453776, 510498, 567220, 595581, 603120, 680664, 794108, 850830, 904680, 992635, 1020996, 1134440, 1191162, 1276245, 1361328, 1588216, 1701660, 1786743, 1809360, 1985270, 2041992, 2268880, 2382324, 2552490, 2977905, 3176432, 3403320, 3573486, 3970540, 4083984, 4764648, 5104980, 5955810, 6806640, 7146972, 7941080, 8933715, 9529296, 10209960, 11911620, 14293944, 15882160, 17867430, 20419920, 23823240, 28587888, 35734860, 47646480, 71469720, 142939440]

約数ペア:

[(1, 142939440), (2, 71469720), (3, 47646480), (4, 35734860), (5, 28587888), (6, 23823240), (7, 20419920), (8, 17867430), (9, 15882160), (10, 14293944), (12, 11911620), (14, 10209960), (15, 9529296), (16, 8933715), (18, 7941080), (20, 7146972), (21, 6806640), (24, 5955810), (28, 5104980), (30, 4764648), (35, 4083984), (36, 3970540), (40, 3573486), (42, 3403320), (45, 3176432), (48, 2977905), (56, 2552490), (60, 2382324), (63, 2268880), (70, 2041992), (72, 1985270), (79, 1809360), (80, 1786743), (84, 1701660), (90, 1588216), (105, 1361328), (112, 1276245), (120, 1191162), (126, 1134440), (140, 1020996), (144, 992635), (158, 904680), (168, 850830), (180, 794108), (210, 680664), (237, 603120), (240, 595581), (252, 567220), (280, 510498), (315, 453776), (316, 452340), (336, 425415), (359, 398160), (360, 397054), (395, 361872), (420, 340332), (474, 301560), (504, 283610), (553, 258480), (560, 255249), (630, 226888), (632, 226170), (711, 201040), (718, 199080), (720, 198527), (790, 180936), (840, 170166), (948, 150780), (1008, 141805), (1077, 132720), (1106, 129240), (1185, 120624), (1260, 113444), (1264, 113085), (1422, 100520), (1436, 99540), (1580, 90468), (1659, 86160), (1680, 85083), (1795, 79632), (1896, 75390), (2154, 66360), (2212, 64620), (2370, 60312), (2513, 56880), (2520, 56722), (2765, 51696), (2844, 50260), (2872, 49770), (3160, 45234), (3231, 44240), (3318, 43080), (3555, 40208), (3590, 39816), (3792, 37695), (4308, 33180), (4424, 32310), (4740, 30156), (4977, 28720), (5026, 28440), (5040, 28361), (5385, 26544), (5530, 25848), (5688, 25130), (5744, 24885), (6320, 22617), (6462, 22120), (6636, 21540), (7110, 20104), (7180, 19908), (7539, 18960), (8295, 17232), (8616, 16590), (8848, 16155), (9480, 15078), (9954, 14360), (10052, 14220), (10770, 13272), (11060, 12924), (11376, 12565)]