20157764880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{10709}}^1$

素因数の和:10790

約数の個数: 320

約数和(自身を含む): 73435299840

約数和(自身を除く): 53277534960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 31, 33, 40, 44, 46, 48, 55, 60, 62, 66, 69, 80, 88, 92, 93, 110, 115, 120, 124, 132, 138, 155, 165, 176, 184, 186, 220, 230, 240, 248, 253, 264, 276, 310, 330, 341, 345, 368, 372, 440, 460, 465, 496, 506, 528, 552, 620, 660, 682, 690, 713, 744, 759, 880, 920, 930, 1012, 1023, 1104, 1240, 1265, 1320, 1364, 1380, 1426, 1488, 1518, 1705, 1840, 1860, 2024, 2046, 2139, 2480, 2530, 2640, 2728, 2760, 2852, 3036, 3410, 3565, 3720, 3795, 4048, 4092, 4278, 5060, 5115, 5456, 5520, 5704, 6072, 6820, 7130, 7440, 7590, 7843, 8184, 8556, 10120, 10230, 10695, 10709, 11408, 12144, 13640, 14260, 15180, 15686, 16368, 17112, 20240, 20460, 21390, 21418, 23529, 27280, 28520, 30360, 31372, 32127, 34224, 39215, 40920, 42780, 42836, 47058, 53545, 57040, 60720, 62744, 64254, 78430, 81840, 85560, 85672, 94116, 107090, 117645, 117799, 125488, 128508, 156860, 160635, 171120, 171344, 188232, 214180, 235290, 235598, 246307, 257016, 313720, 321270, 331979, 353397, 376464, 428360, 470580, 471196, 492614, 514032, 588995, 627440, 642540, 663958, 706794, 738921, 856720, 941160, 942392, 985228, 995937, 1177990, 1231535, 1285080, 1327916, 1413588, 1477842, 1659895, 1766985, 1882320, 1884784, 1970456, 1991874, 2355980, 2463070, 2570160, 2655832, 2709377, 2827176, 2955684, 3319790, 3533970, 3651769, 3694605, 3940912, 3983748, 4711960, 4926140, 4979685, 5311664, 5418754, 5654352, 5911368, 6639580, 7067940, 7303538, 7389210, 7635517, 7967496, 8128131, 9423920, 9852280, 9959370, 10837508, 10955307, 11822736, 13279160, 13546885, 14135880, 14607076, 14778420, 15271034, 15934992, 16256262, 18258845, 19704560, 19918740, 21675016, 21910614, 22906551, 26558320, 27093770, 28271760, 29214152, 29556840, 30542068, 32512524, 36517690, 38177585, 39837480, 40640655, 43350032, 43821228, 45813102, 54187540, 54776535, 58428304, 59113680, 61084136, 65025048, 73035380, 76355170, 79674960, 81281310, 83990687, 87642456, 91626204, 108375080, 109553070, 114532755, 122168272, 130050096, 146070760, 152710340, 162562620, 167981374, 175284912, 183252408, 216750160, 219106140, 229065510, 251972061, 292141520, 305420680, 325125240, 335962748, 366504816, 419953435, 438212280, 458131020, 503944122, 610841360, 650250480, 671925496, 839906870, 876424560, 916262040, 1007888244, 1259860305, 1343850992, 1679813740, 1832524080, 2015776488, 2519720610, 3359627480, 4031552976, 5039441220, 6719254960, 10078882440, 20157764880]

約数ペア:

[(1, 20157764880), (2, 10078882440), (3, 6719254960), (4, 5039441220), (5, 4031552976), (6, 3359627480), (8, 2519720610), (10, 2015776488), (11, 1832524080), (12, 1679813740), (15, 1343850992), (16, 1259860305), (20, 1007888244), (22, 916262040), (23, 876424560), (24, 839906870), (30, 671925496), (31, 650250480), (33, 610841360), (40, 503944122), (44, 458131020), (46, 438212280), (48, 419953435), (55, 366504816), (60, 335962748), (62, 325125240), (66, 305420680), (69, 292141520), (80, 251972061), (88, 229065510), (92, 219106140), (93, 216750160), (110, 183252408), (115, 175284912), (120, 167981374), (124, 162562620), (132, 152710340), (138, 146070760), (155, 130050096), (165, 122168272), (176, 114532755), (184, 109553070), (186, 108375080), (220, 91626204), (230, 87642456), (240, 83990687), (248, 81281310), (253, 79674960), (264, 76355170), (276, 73035380), (310, 65025048), (330, 61084136), (341, 59113680), (345, 58428304), (368, 54776535), (372, 54187540), (440, 45813102), (460, 43821228), (465, 43350032), (496, 40640655), (506, 39837480), (528, 38177585), (552, 36517690), (620, 32512524), (660, 30542068), (682, 29556840), (690, 29214152), (713, 28271760), (744, 27093770), (759, 26558320), (880, 22906551), (920, 21910614), (930, 21675016), (1012, 19918740), (1023, 19704560), (1104, 18258845), (1240, 16256262), (1265, 15934992), (1320, 15271034), (1364, 14778420), (1380, 14607076), (1426, 14135880), (1488, 13546885), (1518, 13279160), (1705, 11822736), (1840, 10955307), (1860, 10837508), (2024, 9959370), (2046, 9852280), (2139, 9423920), (2480, 8128131), (2530, 7967496), (2640, 7635517), (2728, 7389210), (2760, 7303538), (2852, 7067940), (3036, 6639580), (3410, 5911368), (3565, 5654352), (3720, 5418754), (3795, 5311664), (4048, 4979685), (4092, 4926140), (4278, 4711960), (5060, 3983748), (5115, 3940912), (5456, 3694605), (5520, 3651769), (5704, 3533970), (6072, 3319790), (6820, 2955684), (7130, 2827176), (7440, 2709377), (7590, 2655832), (7843, 2570160), (8184, 2463070), (8556, 2355980), (10120, 1991874), (10230, 1970456), (10695, 1884784), (10709, 1882320), (11408, 1766985), (12144, 1659895), (13640, 1477842), (14260, 1413588), (15180, 1327916), (15686, 1285080), (16368, 1231535), (17112, 1177990), (20240, 995937), (20460, 985228), (21390, 942392), (21418, 941160), (23529, 856720), (27280, 738921), (28520, 706794), (30360, 663958), (31372, 642540), (32127, 627440), (34224, 588995), (39215, 514032), (40920, 492614), (42780, 471196), (42836, 470580), (47058, 428360), (53545, 376464), (57040, 353397), (60720, 331979), (62744, 321270), (64254, 313720), (78430, 257016), (81840, 246307), (85560, 235598), (85672, 235290), (94116, 214180), (107090, 188232), (117645, 171344), (117799, 171120), (125488, 160635), (128508, 156860)]