2891022720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3851}}^1$

素因数の和:3913

約数の個数: 256

約数和(自身を含む): 10184071680

約数和(自身を除く): 7293048960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 32, 34, 40, 46, 48, 51, 60, 64, 68, 69, 80, 85, 92, 96, 102, 115, 120, 128, 136, 138, 160, 170, 184, 192, 204, 230, 240, 255, 272, 276, 320, 340, 345, 368, 384, 391, 408, 460, 480, 510, 544, 552, 640, 680, 690, 736, 782, 816, 920, 960, 1020, 1088, 1104, 1173, 1360, 1380, 1472, 1564, 1632, 1840, 1920, 1955, 2040, 2176, 2208, 2346, 2720, 2760, 2944, 3128, 3264, 3680, 3851, 3910, 4080, 4416, 4692, 5440, 5520, 5865, 6256, 6528, 7360, 7702, 7820, 8160, 8832, 9384, 10880, 11040, 11553, 11730, 12512, 14720, 15404, 15640, 16320, 18768, 19255, 22080, 23106, 23460, 25024, 30808, 31280, 32640, 37536, 38510, 44160, 46212, 46920, 50048, 57765, 61616, 62560, 65467, 75072, 77020, 88573, 92424, 93840, 115530, 123232, 125120, 130934, 150144, 154040, 177146, 184848, 187680, 196401, 231060, 246464, 250240, 261868, 265719, 308080, 327335, 354292, 369696, 375360, 392802, 442865, 462120, 492928, 523736, 531438, 616160, 654670, 708584, 739392, 750720, 785604, 885730, 924240, 982005, 1047472, 1062876, 1232320, 1309340, 1328595, 1417168, 1478784, 1505741, 1571208, 1771460, 1848480, 1964010, 2094944, 2125752, 2464640, 2618680, 2657190, 2834336, 3011482, 3142416, 3542920, 3696960, 3928020, 4189888, 4251504, 4517223, 5237360, 5314380, 5668672, 6022964, 6284832, 7085840, 7393920, 7528705, 7856040, 8379776, 8503008, 9034446, 10474720, 10628760, 11337344, 12045928, 12569664, 14171680, 15057410, 15712080, 17006016, 18068892, 20949440, 21257520, 22586115, 24091856, 25139328, 28343360, 30114820, 31424160, 34012032, 36137784, 41898880, 42515040, 45172230, 48183712, 56686720, 60229640, 62848320, 72275568, 85030080, 90344460, 96367424, 120459280, 125696640, 144551136, 170060160, 180688920, 192734848, 240918560, 289102272, 361377840, 481837120, 578204544, 722755680, 963674240, 1445511360, 2891022720]

約数ペア:

[(1, 2891022720), (2, 1445511360), (3, 963674240), (4, 722755680), (5, 578204544), (6, 481837120), (8, 361377840), (10, 289102272), (12, 240918560), (15, 192734848), (16, 180688920), (17, 170060160), (20, 144551136), (23, 125696640), (24, 120459280), (30, 96367424), (32, 90344460), (34, 85030080), (40, 72275568), (46, 62848320), (48, 60229640), (51, 56686720), (60, 48183712), (64, 45172230), (68, 42515040), (69, 41898880), (80, 36137784), (85, 34012032), (92, 31424160), (96, 30114820), (102, 28343360), (115, 25139328), (120, 24091856), (128, 22586115), (136, 21257520), (138, 20949440), (160, 18068892), (170, 17006016), (184, 15712080), (192, 15057410), (204, 14171680), (230, 12569664), (240, 12045928), (255, 11337344), (272, 10628760), (276, 10474720), (320, 9034446), (340, 8503008), (345, 8379776), (368, 7856040), (384, 7528705), (391, 7393920), (408, 7085840), (460, 6284832), (480, 6022964), (510, 5668672), (544, 5314380), (552, 5237360), (640, 4517223), (680, 4251504), (690, 4189888), (736, 3928020), (782, 3696960), (816, 3542920), (920, 3142416), (960, 3011482), (1020, 2834336), (1088, 2657190), (1104, 2618680), (1173, 2464640), (1360, 2125752), (1380, 2094944), (1472, 1964010), (1564, 1848480), (1632, 1771460), (1840, 1571208), (1920, 1505741), (1955, 1478784), (2040, 1417168), (2176, 1328595), (2208, 1309340), (2346, 1232320), (2720, 1062876), (2760, 1047472), (2944, 982005), (3128, 924240), (3264, 885730), (3680, 785604), (3851, 750720), (3910, 739392), (4080, 708584), (4416, 654670), (4692, 616160), (5440, 531438), (5520, 523736), (5865, 492928), (6256, 462120), (6528, 442865), (7360, 392802), (7702, 375360), (7820, 369696), (8160, 354292), (8832, 327335), (9384, 308080), (10880, 265719), (11040, 261868), (11553, 250240), (11730, 246464), (12512, 231060), (14720, 196401), (15404, 187680), (15640, 184848), (16320, 177146), (18768, 154040), (19255, 150144), (22080, 130934), (23106, 125120), (23460, 123232), (25024, 115530), (30808, 93840), (31280, 92424), (32640, 88573), (37536, 77020), (38510, 75072), (44160, 65467), (46212, 62560), (46920, 61616), (50048, 57765)]