2839904640

素因数分解:

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

素因数の和:262

約数の個数: 192

約数和(自身を含む): 9932270400

約数和(自身を除く): 7092365760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 79, 80, 90, 96, 120, 128, 144, 158, 160, 180, 192, 237, 240, 288, 316, 320, 360, 384, 395, 474, 480, 576, 632, 640, 711, 720, 790, 948, 960, 1152, 1185, 1264, 1422, 1440, 1580, 1896, 1920, 2370, 2528, 2844, 2880, 3160, 3555, 3792, 4740, 5056, 5688, 5760, 6241, 6320, 7110, 7584, 9480, 10112, 11376, 12482, 12640, 14220, 15168, 18723, 18960, 22752, 24964, 25280, 28440, 30336, 31205, 37446, 37920, 45504, 49928, 50560, 56169, 56880, 62410, 74892, 75840, 91008, 93615, 99856, 112338, 113760, 124820, 149784, 151680, 187230, 199712, 224676, 227520, 249640, 280845, 299568, 374460, 399424, 449352, 455040, 493039, 499280, 561690, 599136, 748920, 798848, 898704, 986078, 998560, 1123380, 1198272, 1479117, 1497840, 1797408, 1972156, 1997120, 2246760, 2396544, 2465195, 2958234, 2995680, 3594816, 3944312, 3994240, 4437351, 4493520, 4930390, 5916468, 5991360, 7189632, 7395585, 7888624, 8874702, 8987040, 9860780, 11832936, 11982720, 14791170, 15777248, 17749404, 17974080, 19721560, 22186755, 23665872, 29582340, 31554496, 35498808, 35948160, 39443120, 44373510, 47331744, 59164680, 63108992, 70997616, 78886240, 88747020, 94663488, 118329360, 141995232, 157772480, 177494040, 189326976, 236658720, 283990464, 315544960, 354988080, 473317440, 567980928, 709976160, 946634880, 1419952320, 2839904640]

約数ペア:

[(1, 2839904640), (2, 1419952320), (3, 946634880), (4, 709976160), (5, 567980928), (6, 473317440), (8, 354988080), (9, 315544960), (10, 283990464), (12, 236658720), (15, 189326976), (16, 177494040), (18, 157772480), (20, 141995232), (24, 118329360), (30, 94663488), (32, 88747020), (36, 78886240), (40, 70997616), (45, 63108992), (48, 59164680), (60, 47331744), (64, 44373510), (72, 39443120), (79, 35948160), (80, 35498808), (90, 31554496), (96, 29582340), (120, 23665872), (128, 22186755), (144, 19721560), (158, 17974080), (160, 17749404), (180, 15777248), (192, 14791170), (237, 11982720), (240, 11832936), (288, 9860780), (316, 8987040), (320, 8874702), (360, 7888624), (384, 7395585), (395, 7189632), (474, 5991360), (480, 5916468), (576, 4930390), (632, 4493520), (640, 4437351), (711, 3994240), (720, 3944312), (790, 3594816), (948, 2995680), (960, 2958234), (1152, 2465195), (1185, 2396544), (1264, 2246760), (1422, 1997120), (1440, 1972156), (1580, 1797408), (1896, 1497840), (1920, 1479117), (2370, 1198272), (2528, 1123380), (2844, 998560), (2880, 986078), (3160, 898704), (3555, 798848), (3792, 748920), (4740, 599136), (5056, 561690), (5688, 499280), (5760, 493039), (6241, 455040), (6320, 449352), (7110, 399424), (7584, 374460), (9480, 299568), (10112, 280845), (11376, 249640), (12482, 227520), (12640, 224676), (14220, 199712), (15168, 187230), (18723, 151680), (18960, 149784), (22752, 124820), (24964, 113760), (25280, 112338), (28440, 99856), (30336, 93615), (31205, 91008), (37446, 75840), (37920, 74892), (45504, 62410), (49928, 56880), (50560, 56169)]