15445440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:227

約数の個数: 168

約数和(自身を含む): 55156608

約数和(自身を除く): 39711168

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, 144, 155, 160, 173, 180, 186, 192, 240, 248, 279, 288, 310, 320, 346, 360, 372, 465, 480, 496, 519, 558, 576, 620, 692, 720, 744, 865, 930, 960, 992, 1038, 1116, 1240, 1384, 1395, 1440, 1488, 1557, 1730, 1860, 1984, 2076, 2232, 2480, 2595, 2768, 2790, 2880, 2976, 3114, 3460, 3720, 4152, 4464, 4960, 5190, 5363, 5536, 5580, 5952, 6228, 6920, 7440, 7785, 8304, 8928, 9920, 10380, 10726, 11072, 11160, 12456, 13840, 14880, 15570, 16089, 16608, 17856, 20760, 21452, 22320, 24912, 26815, 27680, 29760, 31140, 32178, 33216, 41520, 42904, 44640, 48267, 49824, 53630, 55360, 62280, 64356, 80445, 83040, 85808, 89280, 96534, 99648, 107260, 124560, 128712, 160890, 166080, 171616, 193068, 214520, 241335, 249120, 257424, 321780, 343232, 386136, 429040, 482670, 498240, 514848, 643560, 772272, 858080, 965340, 1029696, 1287120, 1544544, 1716160, 1930680, 2574240, 3089088, 3861360, 5148480, 7722720, 15445440]

約数ペア:

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