123563520

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 240

約数和(自身を含む): 444292992

約数和(自身を除く): 320729472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 173, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 346, 360, 372, 384, 465, 480, 496, 512, 519, 558, 576, 620, 640, 692, 720, 744, 768, 865, 930, 960, 992, 1038, 1116, 1152, 1240, 1280, 1384, 1395, 1440, 1488, 1536, 1557, 1730, 1860, 1920, 1984, 2076, 2232, 2304, 2480, 2560, 2595, 2768, 2790, 2880, 2976, 3114, 3460, 3720, 3840, 3968, 4152, 4464, 4608, 4960, 5190, 5363, 5536, 5580, 5760, 5952, 6228, 6920, 7440, 7680, 7785, 7936, 8304, 8928, 9920, 10380, 10726, 11072, 11160, 11520, 11904, 12456, 13840, 14880, 15570, 15872, 16089, 16608, 17856, 19840, 20760, 21452, 22144, 22320, 23040, 23808, 24912, 26815, 27680, 29760, 31140, 32178, 33216, 35712, 39680, 41520, 42904, 44288, 44640, 47616, 48267, 49824, 53630, 55360, 59520, 62280, 64356, 66432, 71424, 79360, 80445, 83040, 85808, 88576, 89280, 96534, 99648, 107260, 110720, 119040, 124560, 128712, 132864, 142848, 160890, 166080, 171616, 178560, 193068, 199296, 214520, 221440, 238080, 241335, 249120, 257424, 265728, 321780, 332160, 343232, 357120, 386136, 398592, 429040, 442880, 482670, 498240, 514848, 643560, 664320, 686464, 714240, 772272, 797184, 858080, 965340, 996480, 1029696, 1287120, 1328640, 1372928, 1544544, 1716160, 1930680, 1992960, 2059392, 2574240, 2745856, 3089088, 3432320, 3861360, 3985920, 4118784, 5148480, 6178176, 6864640, 7722720, 8237568, 10296960, 12356352, 13729280, 15445440, 20593920, 24712704, 30890880, 41187840, 61781760, 123563520]

約数ペア:

[(1, 123563520), (2, 61781760), (3, 41187840), (4, 30890880), (5, 24712704), (6, 20593920), (8, 15445440), (9, 13729280), (10, 12356352), (12, 10296960), (15, 8237568), (16, 7722720), (18, 6864640), (20, 6178176), (24, 5148480), (30, 4118784), (31, 3985920), (32, 3861360), (36, 3432320), (40, 3089088), (45, 2745856), (48, 2574240), (60, 2059392), (62, 1992960), (64, 1930680), (72, 1716160), (80, 1544544), (90, 1372928), (93, 1328640), (96, 1287120), (120, 1029696), (124, 996480), (128, 965340), (144, 858080), (155, 797184), (160, 772272), (173, 714240), (180, 686464), (186, 664320), (192, 643560), (240, 514848), (248, 498240), (256, 482670), (279, 442880), (288, 429040), (310, 398592), (320, 386136), (346, 357120), (360, 343232), (372, 332160), (384, 321780), (465, 265728), (480, 257424), (496, 249120), (512, 241335), (519, 238080), (558, 221440), (576, 214520), (620, 199296), (640, 193068), (692, 178560), (720, 171616), (744, 166080), (768, 160890), (865, 142848), (930, 132864), (960, 128712), (992, 124560), (1038, 119040), (1116, 110720), (1152, 107260), (1240, 99648), (1280, 96534), (1384, 89280), (1395, 88576), (1440, 85808), (1488, 83040), (1536, 80445), (1557, 79360), (1730, 71424), (1860, 66432), (1920, 64356), (1984, 62280), (2076, 59520), (2232, 55360), (2304, 53630), (2480, 49824), (2560, 48267), (2595, 47616), (2768, 44640), (2790, 44288), (2880, 42904), (2976, 41520), (3114, 39680), (3460, 35712), (3720, 33216), (3840, 32178), (3968, 31140), (4152, 29760), (4464, 27680), (4608, 26815), (4960, 24912), (5190, 23808), (5363, 23040), (5536, 22320), (5580, 22144), (5760, 21452), (5952, 20760), (6228, 19840), (6920, 17856), (7440, 16608), (7680, 16089), (7785, 15872), (7936, 15570), (8304, 14880), (8928, 13840), (9920, 12456), (10380, 11904), (10726, 11520), (11072, 11160)]