61781760

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:231

約数の個数: 216

約数和(自身を含む): 221929344

約数和(自身を除く): 160147584

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, 519, 558, 576, 620, 640, 692, 720, 744, 768, 865, 930, 960, 992, 1038, 1116, 1152, 1240, 1280, 1384, 1395, 1440, 1488, 1557, 1730, 1860, 1920, 1984, 2076, 2232, 2304, 2480, 2595, 2768, 2790, 2880, 2976, 3114, 3460, 3720, 3840, 3968, 4152, 4464, 4960, 5190, 5363, 5536, 5580, 5760, 5952, 6228, 6920, 7440, 7785, 7936, 8304, 8928, 9920, 10380, 10726, 11072, 11160, 11520, 11904, 12456, 13840, 14880, 15570, 16089, 16608, 17856, 19840, 20760, 21452, 22144, 22320, 23808, 24912, 26815, 27680, 29760, 31140, 32178, 33216, 35712, 39680, 41520, 42904, 44288, 44640, 48267, 49824, 53630, 55360, 59520, 62280, 64356, 66432, 71424, 80445, 83040, 85808, 89280, 96534, 99648, 107260, 110720, 119040, 124560, 128712, 132864, 160890, 166080, 171616, 178560, 193068, 199296, 214520, 221440, 241335, 249120, 257424, 321780, 332160, 343232, 357120, 386136, 398592, 429040, 482670, 498240, 514848, 643560, 664320, 686464, 772272, 858080, 965340, 996480, 1029696, 1287120, 1372928, 1544544, 1716160, 1930680, 1992960, 2059392, 2574240, 3089088, 3432320, 3861360, 4118784, 5148480, 6178176, 6864640, 7722720, 10296960, 12356352, 15445440, 20593920, 30890880, 61781760]

約数ペア:

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