20248069680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1\times {\mathrm{919}}^1$

素因数の和:1440

約数の個数: 240

約数和(自身を含む): 69192714240

約数和(自身を除く): 48944644560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 426, 431, 568, 639, 710, 720, 852, 862, 919, 1065, 1136, 1278, 1293, 1420, 1704, 1724, 1838, 2130, 2155, 2556, 2586, 2757, 2840, 3195, 3408, 3448, 3676, 3879, 4260, 4310, 4595, 5112, 5172, 5514, 5680, 6390, 6465, 6896, 7352, 7758, 8271, 8520, 8620, 9190, 10224, 10344, 11028, 12780, 12930, 13785, 14704, 15516, 16542, 17040, 17240, 18380, 19395, 20688, 22056, 25560, 25860, 27570, 30601, 31032, 33084, 34480, 36760, 38790, 41355, 44112, 51120, 51720, 55140, 61202, 62064, 65249, 66168, 73520, 77580, 82710, 91803, 103440, 110280, 122404, 130498, 132336, 153005, 155160, 165420, 183606, 195747, 220560, 244808, 260996, 275409, 306010, 310320, 326245, 330840, 367212, 391494, 396089, 459015, 489616, 521992, 550818, 587241, 612020, 652490, 661680, 734424, 782988, 792178, 918030, 978735, 1043984, 1101636, 1174482, 1188267, 1224040, 1304980, 1377045, 1468848, 1565976, 1584356, 1836060, 1957470, 1980445, 2203272, 2348964, 2376534, 2448080, 2609960, 2754090, 2936205, 3131952, 3168712, 3564801, 3672120, 3914940, 3960890, 4406544, 4697928, 4753068, 5219920, 5508180, 5872410, 5941335, 6337424, 7129602, 7344240, 7829880, 7921780, 9395856, 9506136, 11016360, 11744820, 11882670, 14259204, 15659760, 15843560, 17824005, 19012272, 22032720, 23489640, 23765340, 28122319, 28518408, 31687120, 35648010, 46979280, 47530680, 56244638, 57036816, 71296020, 84366957, 95061360, 112489276, 140611595, 142592040, 168733914, 224978552, 253100871, 281223190, 285184080, 337467828, 421834785, 449957104, 506201742, 562446380, 674935656, 843669570, 1012403484, 1124892760, 1265504355, 1349871312, 1687339140, 2024806968, 2249785520, 2531008710, 3374678280, 4049613936, 5062017420, 6749356560, 10124034840, 20248069680]

約数ペア:

[(1, 20248069680), (2, 10124034840), (3, 6749356560), (4, 5062017420), (5, 4049613936), (6, 3374678280), (8, 2531008710), (9, 2249785520), (10, 2024806968), (12, 1687339140), (15, 1349871312), (16, 1265504355), (18, 1124892760), (20, 1012403484), (24, 843669570), (30, 674935656), (36, 562446380), (40, 506201742), (45, 449957104), (48, 421834785), (60, 337467828), (71, 285184080), (72, 281223190), (80, 253100871), (90, 224978552), (120, 168733914), (142, 142592040), (144, 140611595), (180, 112489276), (213, 95061360), (240, 84366957), (284, 71296020), (355, 57036816), (360, 56244638), (426, 47530680), (431, 46979280), (568, 35648010), (639, 31687120), (710, 28518408), (720, 28122319), (852, 23765340), (862, 23489640), (919, 22032720), (1065, 19012272), (1136, 17824005), (1278, 15843560), (1293, 15659760), (1420, 14259204), (1704, 11882670), (1724, 11744820), (1838, 11016360), (2130, 9506136), (2155, 9395856), (2556, 7921780), (2586, 7829880), (2757, 7344240), (2840, 7129602), (3195, 6337424), (3408, 5941335), (3448, 5872410), (3676, 5508180), (3879, 5219920), (4260, 4753068), (4310, 4697928), (4595, 4406544), (5112, 3960890), (5172, 3914940), (5514, 3672120), (5680, 3564801), (6390, 3168712), (6465, 3131952), (6896, 2936205), (7352, 2754090), (7758, 2609960), (8271, 2448080), (8520, 2376534), (8620, 2348964), (9190, 2203272), (10224, 1980445), (10344, 1957470), (11028, 1836060), (12780, 1584356), (12930, 1565976), (13785, 1468848), (14704, 1377045), (15516, 1304980), (16542, 1224040), (17040, 1188267), (17240, 1174482), (18380, 1101636), (19395, 1043984), (20688, 978735), (22056, 918030), (25560, 792178), (25860, 782988), (27570, 734424), (30601, 661680), (31032, 652490), (33084, 612020), (34480, 587241), (36760, 550818), (38790, 521992), (41355, 489616), (44112, 459015), (51120, 396089), (51720, 391494), (55140, 367212), (61202, 330840), (62064, 326245), (65249, 310320), (66168, 306010), (73520, 275409), (77580, 260996), (82710, 244808), (91803, 220560), (103440, 195747), (110280, 183606), (122404, 165420), (130498, 155160), (132336, 153005)]