39857040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:497

約数の個数: 120

約数和(自身を含む): 135011448

約数和(自身を除く): 95154408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 197, 240, 281, 360, 394, 562, 591, 720, 788, 843, 985, 1124, 1182, 1405, 1576, 1686, 1773, 1970, 2248, 2364, 2529, 2810, 2955, 3152, 3372, 3546, 3940, 4215, 4496, 4728, 5058, 5620, 5910, 6744, 7092, 7880, 8430, 8865, 9456, 10116, 11240, 11820, 12645, 13488, 14184, 15760, 16860, 17730, 20232, 22480, 23640, 25290, 28368, 33720, 35460, 40464, 47280, 50580, 55357, 67440, 70920, 101160, 110714, 141840, 166071, 202320, 221428, 276785, 332142, 442856, 498213, 553570, 664284, 830355, 885712, 996426, 1107140, 1328568, 1660710, 1992852, 2214280, 2491065, 2657136, 3321420, 3985704, 4428560, 4982130, 6642840, 7971408, 9964260, 13285680, 19928520, 39857040]

約数ペア:

[(1, 39857040), (2, 19928520), (3, 13285680), (4, 9964260), (5, 7971408), (6, 6642840), (8, 4982130), (9, 4428560), (10, 3985704), (12, 3321420), (15, 2657136), (16, 2491065), (18, 2214280), (20, 1992852), (24, 1660710), (30, 1328568), (36, 1107140), (40, 996426), (45, 885712), (48, 830355), (60, 664284), (72, 553570), (80, 498213), (90, 442856), (120, 332142), (144, 276785), (180, 221428), (197, 202320), (240, 166071), (281, 141840), (360, 110714), (394, 101160), (562, 70920), (591, 67440), (720, 55357), (788, 50580), (843, 47280), (985, 40464), (1124, 35460), (1182, 33720), (1405, 28368), (1576, 25290), (1686, 23640), (1773, 22480), (1970, 20232), (2248, 17730), (2364, 16860), (2529, 15760), (2810, 14184), (2955, 13488), (3152, 12645), (3372, 11820), (3546, 11240), (3940, 10116), (4215, 9456), (4496, 8865), (4728, 8430), (5058, 7880), (5620, 7092), (5910, 6744)]