27809280

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 240

約数和(自身を含む): 103413024

約数和(自身を除く): 75603744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 71, 72, 80, 85, 90, 96, 102, 120, 128, 136, 142, 144, 153, 160, 170, 180, 192, 204, 213, 240, 255, 256, 272, 284, 288, 306, 320, 340, 355, 360, 384, 408, 426, 480, 510, 512, 544, 568, 576, 612, 639, 640, 680, 710, 720, 765, 768, 816, 852, 960, 1020, 1065, 1088, 1136, 1152, 1207, 1224, 1278, 1280, 1360, 1420, 1440, 1530, 1536, 1632, 1704, 1920, 2040, 2130, 2176, 2272, 2304, 2414, 2448, 2556, 2560, 2720, 2840, 2880, 3060, 3195, 3264, 3408, 3621, 3840, 4080, 4260, 4352, 4544, 4608, 4828, 4896, 5112, 5440, 5680, 5760, 6035, 6120, 6390, 6528, 6816, 7242, 7680, 8160, 8520, 8704, 9088, 9656, 9792, 10224, 10863, 10880, 11360, 11520, 12070, 12240, 12780, 13056, 13632, 14484, 16320, 17040, 18105, 18176, 19312, 19584, 20448, 21726, 21760, 22720, 23040, 24140, 24480, 25560, 26112, 27264, 28968, 32640, 34080, 36210, 36352, 38624, 39168, 40896, 43452, 43520, 45440, 48280, 48960, 51120, 54315, 54528, 57936, 65280, 68160, 72420, 77248, 78336, 81792, 86904, 90880, 96560, 97920, 102240, 108630, 109056, 115872, 130560, 136320, 144840, 154496, 163584, 173808, 181760, 193120, 195840, 204480, 217260, 231744, 272640, 289680, 308992, 327168, 347616, 386240, 391680, 408960, 434520, 463488, 545280, 579360, 617984, 695232, 772480, 817920, 869040, 926976, 1158720, 1390464, 1544960, 1635840, 1738080, 1853952, 2317440, 2780928, 3089920, 3476160, 4634880, 5561856, 6952320, 9269760, 13904640, 27809280]

約数ペア:

[(1, 27809280), (2, 13904640), (3, 9269760), (4, 6952320), (5, 5561856), (6, 4634880), (8, 3476160), (9, 3089920), (10, 2780928), (12, 2317440), (15, 1853952), (16, 1738080), (17, 1635840), (18, 1544960), (20, 1390464), (24, 1158720), (30, 926976), (32, 869040), (34, 817920), (36, 772480), (40, 695232), (45, 617984), (48, 579360), (51, 545280), (60, 463488), (64, 434520), (68, 408960), (71, 391680), (72, 386240), (80, 347616), (85, 327168), (90, 308992), (96, 289680), (102, 272640), (120, 231744), (128, 217260), (136, 204480), (142, 195840), (144, 193120), (153, 181760), (160, 173808), (170, 163584), (180, 154496), (192, 144840), (204, 136320), (213, 130560), (240, 115872), (255, 109056), (256, 108630), (272, 102240), (284, 97920), (288, 96560), (306, 90880), (320, 86904), (340, 81792), (355, 78336), (360, 77248), (384, 72420), (408, 68160), (426, 65280), (480, 57936), (510, 54528), (512, 54315), (544, 51120), (568, 48960), (576, 48280), (612, 45440), (639, 43520), (640, 43452), (680, 40896), (710, 39168), (720, 38624), (765, 36352), (768, 36210), (816, 34080), (852, 32640), (960, 28968), (1020, 27264), (1065, 26112), (1088, 25560), (1136, 24480), (1152, 24140), (1207, 23040), (1224, 22720), (1278, 21760), (1280, 21726), (1360, 20448), (1420, 19584), (1440, 19312), (1530, 18176), (1536, 18105), (1632, 17040), (1704, 16320), (1920, 14484), (2040, 13632), (2130, 13056), (2176, 12780), (2272, 12240), (2304, 12070), (2414, 11520), (2448, 11360), (2556, 10880), (2560, 10863), (2720, 10224), (2840, 9792), (2880, 9656), (3060, 9088), (3195, 8704), (3264, 8520), (3408, 8160), (3621, 7680), (3840, 7242), (4080, 6816), (4260, 6528), (4352, 6390), (4544, 6120), (4608, 6035), (4828, 5760), (4896, 5680), (5112, 5440)]