80665920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:817

約数の個数: 168

約数和(自身を含む): 285332424

約数和(自身を除く): 204666504

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, 144, 148, 160, 180, 185, 192, 222, 240, 288, 296, 320, 333, 360, 370, 444, 480, 555, 576, 592, 666, 720, 740, 757, 888, 960, 1110, 1184, 1332, 1440, 1480, 1514, 1665, 1776, 2220, 2271, 2368, 2664, 2880, 2960, 3028, 3330, 3552, 3785, 4440, 4542, 5328, 5920, 6056, 6660, 6813, 7104, 7570, 8880, 9084, 10656, 11355, 11840, 12112, 13320, 13626, 15140, 17760, 18168, 21312, 22710, 24224, 26640, 27252, 28009, 30280, 34065, 35520, 36336, 45420, 48448, 53280, 54504, 56018, 60560, 68130, 72672, 84027, 90840, 106560, 109008, 112036, 121120, 136260, 140045, 145344, 168054, 181680, 218016, 224072, 242240, 252081, 272520, 280090, 336108, 363360, 420135, 436032, 448144, 504162, 545040, 560180, 672216, 726720, 840270, 896288, 1008324, 1090080, 1120360, 1260405, 1344432, 1680540, 1792576, 2016648, 2180160, 2240720, 2520810, 2688864, 3361080, 4033296, 4481440, 5041620, 5377728, 6722160, 8066592, 8962880, 10083240, 13444320, 16133184, 20166480, 26888640, 40332960, 80665920]

約数ペア:

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