30890880

素因数分解:

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

素因数の和:229

約数の個数: 192

約数和(自身を含む): 110747520

約数和(自身を除く): 79856640

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, 279, 288, 310, 320, 346, 360, 372, 384, 465, 480, 496, 519, 558, 576, 620, 640, 692, 720, 744, 865, 930, 960, 992, 1038, 1116, 1152, 1240, 1384, 1395, 1440, 1488, 1557, 1730, 1860, 1920, 1984, 2076, 2232, 2480, 2595, 2768, 2790, 2880, 2976, 3114, 3460, 3720, 3968, 4152, 4464, 4960, 5190, 5363, 5536, 5580, 5760, 5952, 6228, 6920, 7440, 7785, 8304, 8928, 9920, 10380, 10726, 11072, 11160, 11904, 12456, 13840, 14880, 15570, 16089, 16608, 17856, 19840, 20760, 21452, 22144, 22320, 24912, 26815, 27680, 29760, 31140, 32178, 33216, 35712, 41520, 42904, 44640, 48267, 49824, 53630, 55360, 59520, 62280, 64356, 66432, 80445, 83040, 85808, 89280, 96534, 99648, 107260, 110720, 124560, 128712, 160890, 166080, 171616, 178560, 193068, 199296, 214520, 241335, 249120, 257424, 321780, 332160, 343232, 386136, 429040, 482670, 498240, 514848, 643560, 686464, 772272, 858080, 965340, 996480, 1029696, 1287120, 1544544, 1716160, 1930680, 2059392, 2574240, 3089088, 3432320, 3861360, 5148480, 6178176, 7722720, 10296960, 15445440, 30890880]

約数ペア:

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