21811735680

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{20543}}^1$

素因数の和:20651

約数の個数: 256

約数和(自身を含む): 80466739200

約数和(自身を除く): 58655003520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 79, 80, 84, 96, 105, 112, 120, 128, 140, 158, 160, 168, 192, 210, 224, 237, 240, 280, 316, 320, 336, 384, 395, 420, 448, 474, 480, 553, 560, 632, 640, 672, 790, 840, 896, 948, 960, 1106, 1120, 1185, 1264, 1344, 1580, 1659, 1680, 1896, 1920, 2212, 2240, 2370, 2528, 2688, 2765, 3160, 3318, 3360, 3792, 4424, 4480, 4740, 5056, 5530, 6320, 6636, 6720, 7584, 8295, 8848, 9480, 10112, 11060, 12640, 13272, 13440, 15168, 16590, 17696, 18960, 20543, 22120, 25280, 26544, 30336, 33180, 35392, 37920, 41086, 44240, 50560, 53088, 61629, 66360, 70784, 75840, 82172, 88480, 102715, 106176, 123258, 132720, 143801, 151680, 164344, 176960, 205430, 212352, 246516, 265440, 287602, 308145, 328688, 353920, 410860, 431403, 493032, 530880, 575204, 616290, 657376, 719005, 821720, 862806, 986064, 1061760, 1150408, 1232580, 1314752, 1438010, 1622897, 1643440, 1725612, 1972128, 2157015, 2300816, 2465160, 2629504, 2876020, 3245794, 3286880, 3451224, 3944256, 4314030, 4601632, 4868691, 4930320, 5752040, 6491588, 6573760, 6902448, 7888512, 8114485, 8628060, 9203264, 9737382, 9860640, 11360279, 11504080, 12983176, 13147520, 13804896, 16228970, 17256120, 18406528, 19474764, 19721280, 22720558, 23008160, 24343455, 25966352, 27609792, 32457940, 34080837, 34512240, 38949528, 39442560, 45441116, 46016320, 48686910, 51932704, 55219584, 56801395, 64915880, 68161674, 69024480, 77899056, 90882232, 92032640, 97373820, 103865408, 113602790, 129831760, 136323348, 138048960, 155798112, 170404185, 181764464, 194747640, 207730816, 227205580, 259663520, 272646696, 276097920, 311596224, 340808370, 363528928, 389495280, 454411160, 519327040, 545293392, 623192448, 681616740, 727057856, 778990560, 908822320, 1038654080, 1090586784, 1363233480, 1454115712, 1557981120, 1817644640, 2181173568, 2726466960, 3115962240, 3635289280, 4362347136, 5452933920, 7270578560, 10905867840, 21811735680]

約数ペア:

[(1, 21811735680), (2, 10905867840), (3, 7270578560), (4, 5452933920), (5, 4362347136), (6, 3635289280), (7, 3115962240), (8, 2726466960), (10, 2181173568), (12, 1817644640), (14, 1557981120), (15, 1454115712), (16, 1363233480), (20, 1090586784), (21, 1038654080), (24, 908822320), (28, 778990560), (30, 727057856), (32, 681616740), (35, 623192448), (40, 545293392), (42, 519327040), (48, 454411160), (56, 389495280), (60, 363528928), (64, 340808370), (70, 311596224), (79, 276097920), (80, 272646696), (84, 259663520), (96, 227205580), (105, 207730816), (112, 194747640), (120, 181764464), (128, 170404185), (140, 155798112), (158, 138048960), (160, 136323348), (168, 129831760), (192, 113602790), (210, 103865408), (224, 97373820), (237, 92032640), (240, 90882232), (280, 77899056), (316, 69024480), (320, 68161674), (336, 64915880), (384, 56801395), (395, 55219584), (420, 51932704), (448, 48686910), (474, 46016320), (480, 45441116), (553, 39442560), (560, 38949528), (632, 34512240), (640, 34080837), (672, 32457940), (790, 27609792), (840, 25966352), (896, 24343455), (948, 23008160), (960, 22720558), (1106, 19721280), (1120, 19474764), (1185, 18406528), (1264, 17256120), (1344, 16228970), (1580, 13804896), (1659, 13147520), (1680, 12983176), (1896, 11504080), (1920, 11360279), (2212, 9860640), (2240, 9737382), (2370, 9203264), (2528, 8628060), (2688, 8114485), (2765, 7888512), (3160, 6902448), (3318, 6573760), (3360, 6491588), (3792, 5752040), (4424, 4930320), (4480, 4868691), (4740, 4601632), (5056, 4314030), (5530, 3944256), (6320, 3451224), (6636, 3286880), (6720, 3245794), (7584, 2876020), (8295, 2629504), (8848, 2465160), (9480, 2300816), (10112, 2157015), (11060, 1972128), (12640, 1725612), (13272, 1643440), (13440, 1622897), (15168, 1438010), (16590, 1314752), (17696, 1232580), (18960, 1150408), (20543, 1061760), (22120, 986064), (25280, 862806), (26544, 821720), (30336, 719005), (33180, 657376), (35392, 616290), (37920, 575204), (41086, 530880), (44240, 493032), (50560, 431403), (53088, 410860), (61629, 353920), (66360, 328688), (70784, 308145), (75840, 287602), (82172, 265440), (88480, 246516), (102715, 212352), (106176, 205430), (123258, 176960), (132720, 164344), (143801, 151680)]