27984960

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 224

約数和(自身を含む): 102412800

約数和(自身を除く): 74427840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 64, 72, 79, 80, 82, 90, 96, 108, 120, 123, 135, 144, 158, 160, 164, 180, 192, 205, 216, 237, 240, 246, 270, 288, 316, 320, 328, 360, 369, 395, 410, 432, 474, 480, 492, 540, 576, 615, 632, 656, 711, 720, 738, 790, 820, 864, 948, 960, 984, 1080, 1107, 1185, 1230, 1264, 1312, 1422, 1440, 1476, 1580, 1640, 1728, 1845, 1896, 1968, 2133, 2160, 2214, 2370, 2460, 2528, 2624, 2844, 2880, 2952, 3160, 3239, 3280, 3555, 3690, 3792, 3936, 4266, 4320, 4428, 4740, 4920, 5056, 5535, 5688, 5904, 6320, 6478, 6560, 7110, 7380, 7584, 7872, 8532, 8640, 8856, 9480, 9717, 9840, 10665, 11070, 11376, 11808, 12640, 12956, 13120, 14220, 14760, 15168, 16195, 17064, 17712, 18960, 19434, 19680, 21330, 22140, 22752, 23616, 25280, 25912, 28440, 29151, 29520, 32390, 34128, 35424, 37920, 38868, 39360, 42660, 44280, 45504, 48585, 51824, 56880, 58302, 59040, 64780, 68256, 70848, 75840, 77736, 85320, 87453, 88560, 97170, 103648, 113760, 116604, 118080, 129560, 136512, 145755, 155472, 170640, 174906, 177120, 194340, 207296, 227520, 233208, 259120, 291510, 310944, 341280, 349812, 354240, 388680, 437265, 466416, 518240, 583020, 621888, 682560, 699624, 777360, 874530, 932832, 1036480, 1166040, 1399248, 1554720, 1749060, 1865664, 2332080, 2798496, 3109440, 3498120, 4664160, 5596992, 6996240, 9328320, 13992480, 27984960]

約数ペア:

[(1, 27984960), (2, 13992480), (3, 9328320), (4, 6996240), (5, 5596992), (6, 4664160), (8, 3498120), (9, 3109440), (10, 2798496), (12, 2332080), (15, 1865664), (16, 1749060), (18, 1554720), (20, 1399248), (24, 1166040), (27, 1036480), (30, 932832), (32, 874530), (36, 777360), (40, 699624), (41, 682560), (45, 621888), (48, 583020), (54, 518240), (60, 466416), (64, 437265), (72, 388680), (79, 354240), (80, 349812), (82, 341280), (90, 310944), (96, 291510), (108, 259120), (120, 233208), (123, 227520), (135, 207296), (144, 194340), (158, 177120), (160, 174906), (164, 170640), (180, 155472), (192, 145755), (205, 136512), (216, 129560), (237, 118080), (240, 116604), (246, 113760), (270, 103648), (288, 97170), (316, 88560), (320, 87453), (328, 85320), (360, 77736), (369, 75840), (395, 70848), (410, 68256), (432, 64780), (474, 59040), (480, 58302), (492, 56880), (540, 51824), (576, 48585), (615, 45504), (632, 44280), (656, 42660), (711, 39360), (720, 38868), (738, 37920), (790, 35424), (820, 34128), (864, 32390), (948, 29520), (960, 29151), (984, 28440), (1080, 25912), (1107, 25280), (1185, 23616), (1230, 22752), (1264, 22140), (1312, 21330), (1422, 19680), (1440, 19434), (1476, 18960), (1580, 17712), (1640, 17064), (1728, 16195), (1845, 15168), (1896, 14760), (1968, 14220), (2133, 13120), (2160, 12956), (2214, 12640), (2370, 11808), (2460, 11376), (2528, 11070), (2624, 10665), (2844, 9840), (2880, 9717), (2952, 9480), (3160, 8856), (3239, 8640), (3280, 8532), (3555, 7872), (3690, 7584), (3792, 7380), (3936, 7110), (4266, 6560), (4320, 6478), (4428, 6320), (4740, 5904), (4920, 5688), (5056, 5535)]