161331840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:819

約数の個数: 192

約数和(自身を含む): 572911560

約数和(自身を除く): 411579720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 128, 144, 148, 160, 180, 185, 192, 222, 240, 288, 296, 320, 333, 360, 370, 384, 444, 480, 555, 576, 592, 640, 666, 720, 740, 757, 888, 960, 1110, 1152, 1184, 1332, 1440, 1480, 1514, 1665, 1776, 1920, 2220, 2271, 2368, 2664, 2880, 2960, 3028, 3330, 3552, 3785, 4440, 4542, 4736, 5328, 5760, 5920, 6056, 6660, 6813, 7104, 7570, 8880, 9084, 10656, 11355, 11840, 12112, 13320, 13626, 14208, 15140, 17760, 18168, 21312, 22710, 23680, 24224, 26640, 27252, 28009, 30280, 34065, 35520, 36336, 42624, 45420, 48448, 53280, 54504, 56018, 60560, 68130, 71040, 72672, 84027, 90840, 96896, 106560, 109008, 112036, 121120, 136260, 140045, 145344, 168054, 181680, 213120, 218016, 224072, 242240, 252081, 272520, 280090, 290688, 336108, 363360, 420135, 436032, 448144, 484480, 504162, 545040, 560180, 672216, 726720, 840270, 872064, 896288, 1008324, 1090080, 1120360, 1260405, 1344432, 1453440, 1680540, 1792576, 2016648, 2180160, 2240720, 2520810, 2688864, 3361080, 3585152, 4033296, 4360320, 4481440, 5041620, 5377728, 6722160, 8066592, 8962880, 10083240, 10755456, 13444320, 16133184, 17925760, 20166480, 26888640, 32266368, 40332960, 53777280, 80665920, 161331840]

約数ペア:

[(1, 161331840), (2, 80665920), (3, 53777280), (4, 40332960), (5, 32266368), (6, 26888640), (8, 20166480), (9, 17925760), (10, 16133184), (12, 13444320), (15, 10755456), (16, 10083240), (18, 8962880), (20, 8066592), (24, 6722160), (30, 5377728), (32, 5041620), (36, 4481440), (37, 4360320), (40, 4033296), (45, 3585152), (48, 3361080), (60, 2688864), (64, 2520810), (72, 2240720), (74, 2180160), (80, 2016648), (90, 1792576), (96, 1680540), (111, 1453440), (120, 1344432), (128, 1260405), (144, 1120360), (148, 1090080), (160, 1008324), (180, 896288), (185, 872064), (192, 840270), (222, 726720), (240, 672216), (288, 560180), (296, 545040), (320, 504162), (333, 484480), (360, 448144), (370, 436032), (384, 420135), (444, 363360), (480, 336108), (555, 290688), (576, 280090), (592, 272520), (640, 252081), (666, 242240), (720, 224072), (740, 218016), (757, 213120), (888, 181680), (960, 168054), (1110, 145344), (1152, 140045), (1184, 136260), (1332, 121120), (1440, 112036), (1480, 109008), (1514, 106560), (1665, 96896), (1776, 90840), (1920, 84027), (2220, 72672), (2271, 71040), (2368, 68130), (2664, 60560), (2880, 56018), (2960, 54504), (3028, 53280), (3330, 48448), (3552, 45420), (3785, 42624), (4440, 36336), (4542, 35520), (4736, 34065), (5328, 30280), (5760, 28009), (5920, 27252), (6056, 26640), (6660, 24224), (6813, 23680), (7104, 22710), (7570, 21312), (8880, 18168), (9084, 17760), (10656, 15140), (11355, 14208), (11840, 13626), (12112, 13320)]