81088560

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 320

約数和(自身を含む): 331407360

約数和(自身を除く): 250318800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 168, 173, 180, 186, 189, 210, 216, 217, 240, 248, 252, 270, 279, 280, 310, 315, 336, 346, 360, 372, 378, 420, 432, 434, 465, 496, 504, 519, 540, 558, 560, 620, 630, 651, 692, 720, 744, 756, 837, 840, 865, 868, 930, 945, 1008, 1038, 1080, 1085, 1116, 1211, 1240, 1260, 1302, 1384, 1395, 1488, 1512, 1557, 1674, 1680, 1730, 1736, 1860, 1890, 1953, 2076, 2160, 2170, 2232, 2422, 2480, 2520, 2595, 2604, 2768, 2790, 3024, 3114, 3255, 3348, 3460, 3472, 3633, 3720, 3780, 3906, 4152, 4185, 4340, 4464, 4671, 4844, 5040, 5190, 5208, 5363, 5580, 5859, 6055, 6228, 6510, 6696, 6920, 7266, 7440, 7560, 7785, 7812, 8304, 8370, 8680, 9342, 9688, 9765, 10380, 10416, 10726, 10899, 11160, 11718, 12110, 12456, 13020, 13392, 13840, 14532, 15120, 15570, 15624, 16089, 16740, 17360, 18165, 18684, 19376, 19530, 20760, 21452, 21798, 22320, 23355, 23436, 24220, 24912, 26040, 26815, 29064, 29295, 31140, 31248, 32178, 32697, 33480, 36330, 37368, 37541, 39060, 41520, 42904, 43596, 46710, 46872, 48267, 48440, 52080, 53630, 54495, 58128, 58590, 62280, 64356, 65394, 66960, 72660, 74736, 75082, 78120, 80445, 85808, 87192, 93420, 93744, 96534, 96880, 107260, 108990, 112623, 117180, 124560, 128712, 130788, 144801, 145320, 150164, 156240, 160890, 163485, 174384, 186840, 187705, 193068, 214520, 217980, 225246, 234360, 241335, 257424, 261576, 289602, 290640, 300328, 321780, 326970, 337869, 373680, 375410, 386136, 429040, 435960, 450492, 468720, 482670, 523152, 563115, 579204, 600656, 643560, 653940, 675738, 724005, 750820, 772272, 871920, 900984, 965340, 1013607, 1126230, 1158408, 1287120, 1307880, 1351476, 1448010, 1501640, 1689345, 1801968, 1930680, 2027214, 2252460, 2316816, 2615760, 2702952, 2896020, 3003280, 3378690, 3861360, 4054428, 4504920, 5068035, 5405904, 5792040, 6757380, 8108856, 9009840, 10136070, 11584080, 13514760, 16217712, 20272140, 27029520, 40544280, 81088560]

約数ペア:

[(1, 81088560), (2, 40544280), (3, 27029520), (4, 20272140), (5, 16217712), (6, 13514760), (7, 11584080), (8, 10136070), (9, 9009840), (10, 8108856), (12, 6757380), (14, 5792040), (15, 5405904), (16, 5068035), (18, 4504920), (20, 4054428), (21, 3861360), (24, 3378690), (27, 3003280), (28, 2896020), (30, 2702952), (31, 2615760), (35, 2316816), (36, 2252460), (40, 2027214), (42, 1930680), (45, 1801968), (48, 1689345), (54, 1501640), (56, 1448010), (60, 1351476), (62, 1307880), (63, 1287120), (70, 1158408), (72, 1126230), (80, 1013607), (84, 965340), (90, 900984), (93, 871920), (105, 772272), (108, 750820), (112, 724005), (120, 675738), (124, 653940), (126, 643560), (135, 600656), (140, 579204), (144, 563115), (155, 523152), (168, 482670), (173, 468720), (180, 450492), (186, 435960), (189, 429040), (210, 386136), (216, 375410), (217, 373680), (240, 337869), (248, 326970), (252, 321780), (270, 300328), (279, 290640), (280, 289602), (310, 261576), (315, 257424), (336, 241335), (346, 234360), (360, 225246), (372, 217980), (378, 214520), (420, 193068), (432, 187705), (434, 186840), (465, 174384), (496, 163485), (504, 160890), (519, 156240), (540, 150164), (558, 145320), (560, 144801), (620, 130788), (630, 128712), (651, 124560), (692, 117180), (720, 112623), (744, 108990), (756, 107260), (837, 96880), (840, 96534), (865, 93744), (868, 93420), (930, 87192), (945, 85808), (1008, 80445), (1038, 78120), (1080, 75082), (1085, 74736), (1116, 72660), (1211, 66960), (1240, 65394), (1260, 64356), (1302, 62280), (1384, 58590), (1395, 58128), (1488, 54495), (1512, 53630), (1557, 52080), (1674, 48440), (1680, 48267), (1730, 46872), (1736, 46710), (1860, 43596), (1890, 42904), (1953, 41520), (2076, 39060), (2160, 37541), (2170, 37368), (2232, 36330), (2422, 33480), (2480, 32697), (2520, 32178), (2595, 31248), (2604, 31140), (2768, 29295), (2790, 29064), (3024, 26815), (3114, 26040), (3255, 24912), (3348, 24220), (3460, 23436), (3472, 23355), (3633, 22320), (3720, 21798), (3780, 21452), (3906, 20760), (4152, 19530), (4185, 19376), (4340, 18684), (4464, 18165), (4671, 17360), (4844, 16740), (5040, 16089), (5190, 15624), (5208, 15570), (5363, 15120), (5580, 14532), (5859, 13840), (6055, 13392), (6228, 13020), (6510, 12456), (6696, 12110), (6920, 11718), (7266, 11160), (7440, 10899), (7560, 10726), (7785, 10416), (7812, 10380), (8304, 9765), (8370, 9688), (8680, 9342)]