28254817920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{110647}}^1$

素因数の和:110695

約数の個数: 256

約数和(自身を含む): 108346521600

約数和(自身を除く): 80091703680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 532, 560, 570, 608, 640, 665, 672, 760, 798, 840, 896, 912, 960, 1064, 1120, 1140, 1216, 1330, 1344, 1520, 1596, 1680, 1824, 1920, 1995, 2128, 2240, 2280, 2432, 2660, 2688, 3040, 3192, 3360, 3648, 3990, 4256, 4480, 4560, 5320, 6080, 6384, 6720, 7296, 7980, 8512, 9120, 10640, 12160, 12768, 13440, 15960, 17024, 18240, 21280, 25536, 31920, 36480, 42560, 51072, 63840, 85120, 110647, 127680, 221294, 255360, 331941, 442588, 553235, 663882, 774529, 885176, 1106470, 1327764, 1549058, 1659705, 1770352, 2102293, 2212940, 2323587, 2655528, 3098116, 3319410, 3540704, 3872645, 4204586, 4425880, 4647174, 5311056, 6196232, 6306879, 6638820, 7081408, 7745290, 8409172, 8851760, 9294348, 10511465, 10622112, 11617935, 12392464, 12613758, 13277640, 14162816, 14716051, 15490580, 16818344, 17703520, 18588696, 21022930, 21244224, 23235870, 24784928, 25227516, 26555280, 29432102, 30981160, 31534395, 33636688, 35407040, 37177392, 42045860, 42488448, 44148153, 46471740, 49569856, 50455032, 53110560, 58864204, 61962320, 63068790, 67273376, 70814080, 73580255, 74354784, 84091720, 88296306, 92943480, 99139712, 100910064, 106221120, 117728408, 123924640, 126137580, 134546752, 147160510, 148709568, 168183440, 176592612, 185886960, 201820128, 212442240, 220740765, 235456816, 247849280, 252275160, 269093504, 294321020, 297419136, 336366880, 353185224, 371773920, 403640256, 441481530, 470913632, 495698560, 504550320, 588642040, 672733760, 706370448, 743547840, 807280512, 882963060, 941827264, 1009100640, 1177284080, 1345467520, 1412740896, 1487095680, 1765926120, 1883654528, 2018201280, 2354568160, 2825481792, 3531852240, 4036402560, 4709136320, 5650963584, 7063704480, 9418272640, 14127408960, 28254817920]

約数ペア:

[(1, 28254817920), (2, 14127408960), (3, 9418272640), (4, 7063704480), (5, 5650963584), (6, 4709136320), (7, 4036402560), (8, 3531852240), (10, 2825481792), (12, 2354568160), (14, 2018201280), (15, 1883654528), (16, 1765926120), (19, 1487095680), (20, 1412740896), (21, 1345467520), (24, 1177284080), (28, 1009100640), (30, 941827264), (32, 882963060), (35, 807280512), (38, 743547840), (40, 706370448), (42, 672733760), (48, 588642040), (56, 504550320), (57, 495698560), (60, 470913632), (64, 441481530), (70, 403640256), (76, 371773920), (80, 353185224), (84, 336366880), (95, 297419136), (96, 294321020), (105, 269093504), (112, 252275160), (114, 247849280), (120, 235456816), (128, 220740765), (133, 212442240), (140, 201820128), (152, 185886960), (160, 176592612), (168, 168183440), (190, 148709568), (192, 147160510), (210, 134546752), (224, 126137580), (228, 123924640), (240, 117728408), (266, 106221120), (280, 100910064), (285, 99139712), (304, 92943480), (320, 88296306), (336, 84091720), (380, 74354784), (384, 73580255), (399, 70814080), (420, 67273376), (448, 63068790), (456, 61962320), (480, 58864204), (532, 53110560), (560, 50455032), (570, 49569856), (608, 46471740), (640, 44148153), (665, 42488448), (672, 42045860), (760, 37177392), (798, 35407040), (840, 33636688), (896, 31534395), (912, 30981160), (960, 29432102), (1064, 26555280), (1120, 25227516), (1140, 24784928), (1216, 23235870), (1330, 21244224), (1344, 21022930), (1520, 18588696), (1596, 17703520), (1680, 16818344), (1824, 15490580), (1920, 14716051), (1995, 14162816), (2128, 13277640), (2240, 12613758), (2280, 12392464), (2432, 11617935), (2660, 10622112), (2688, 10511465), (3040, 9294348), (3192, 8851760), (3360, 8409172), (3648, 7745290), (3990, 7081408), (4256, 6638820), (4480, 6306879), (4560, 6196232), (5320, 5311056), (6080, 4647174), (6384, 4425880), (6720, 4204586), (7296, 3872645), (7980, 3540704), (8512, 3319410), (9120, 3098116), (10640, 2655528), (12160, 2323587), (12768, 2212940), (13440, 2102293), (15960, 1770352), (17024, 1659705), (18240, 1549058), (21280, 1327764), (25536, 1106470), (31920, 885176), (36480, 774529), (42560, 663882), (51072, 553235), (63840, 442588), (85120, 331941), (110647, 255360), (127680, 221294)]