638565120

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{2053}}^1$

素因数の和:2089

約数の個数: 216

約数和(自身を含む): 2292313296

約数和(自身を除く): 1653748176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1620, 1728, 1920, 1944, 2053, 2160, 2304, 2430, 2592, 2880, 3240, 3456, 3840, 3888, 4106, 4320, 4860, 5184, 5760, 6159, 6480, 6912, 7776, 8212, 8640, 9720, 10265, 10368, 11520, 12318, 12960, 15552, 16424, 17280, 18477, 19440, 20530, 20736, 24636, 25920, 30795, 31104, 32848, 34560, 36954, 38880, 41060, 49272, 51840, 55431, 61590, 62208, 65696, 73908, 77760, 82120, 92385, 98544, 103680, 110862, 123180, 131392, 147816, 155520, 164240, 166293, 184770, 197088, 221724, 246360, 262784, 277155, 295632, 311040, 328480, 332586, 369540, 394176, 443448, 492720, 498879, 525568, 554310, 591264, 656960, 665172, 739080, 788352, 831465, 886896, 985440, 997758, 1108620, 1182528, 1313920, 1330344, 1478160, 1576704, 1662930, 1773792, 1970880, 1995516, 2217240, 2365056, 2494395, 2627840, 2660688, 2956320, 3325860, 3547584, 3941760, 3991032, 4434480, 4730112, 4988790, 5321376, 5912640, 6651720, 7095168, 7883520, 7982064, 8868960, 9977580, 10642752, 11825280, 13303440, 14190336, 15964128, 17737920, 19955160, 21285504, 23650560, 26606880, 31928256, 35475840, 39910320, 42571008, 53213760, 63856512, 70951680, 79820640, 106427520, 127713024, 159641280, 212855040, 319282560, 638565120]

約数ペア:

[(1, 638565120), (2, 319282560), (3, 212855040), (4, 159641280), (5, 127713024), (6, 106427520), (8, 79820640), (9, 70951680), (10, 63856512), (12, 53213760), (15, 42571008), (16, 39910320), (18, 35475840), (20, 31928256), (24, 26606880), (27, 23650560), (30, 21285504), (32, 19955160), (36, 17737920), (40, 15964128), (45, 14190336), (48, 13303440), (54, 11825280), (60, 10642752), (64, 9977580), (72, 8868960), (80, 7982064), (81, 7883520), (90, 7095168), (96, 6651720), (108, 5912640), (120, 5321376), (128, 4988790), (135, 4730112), (144, 4434480), (160, 3991032), (162, 3941760), (180, 3547584), (192, 3325860), (216, 2956320), (240, 2660688), (243, 2627840), (256, 2494395), (270, 2365056), (288, 2217240), (320, 1995516), (324, 1970880), (360, 1773792), (384, 1662930), (405, 1576704), (432, 1478160), (480, 1330344), (486, 1313920), (540, 1182528), (576, 1108620), (640, 997758), (648, 985440), (720, 886896), (768, 831465), (810, 788352), (864, 739080), (960, 665172), (972, 656960), (1080, 591264), (1152, 554310), (1215, 525568), (1280, 498879), (1296, 492720), (1440, 443448), (1620, 394176), (1728, 369540), (1920, 332586), (1944, 328480), (2053, 311040), (2160, 295632), (2304, 277155), (2430, 262784), (2592, 246360), (2880, 221724), (3240, 197088), (3456, 184770), (3840, 166293), (3888, 164240), (4106, 155520), (4320, 147816), (4860, 131392), (5184, 123180), (5760, 110862), (6159, 103680), (6480, 98544), (6912, 92385), (7776, 82120), (8212, 77760), (8640, 73908), (9720, 65696), (10265, 62208), (10368, 61590), (11520, 55431), (12318, 51840), (12960, 49272), (15552, 41060), (16424, 38880), (17280, 36954), (18477, 34560), (19440, 32848), (20530, 31104), (20736, 30795), (24636, 25920)]