989489280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1367}}^1$

素因数の和:1431

約数の個数: 256

約数和(自身を含む): 3516307200

約数和(自身を除く): 2526817920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 32, 39, 40, 48, 52, 58, 60, 64, 65, 78, 80, 87, 96, 104, 116, 120, 128, 130, 145, 156, 160, 174, 192, 195, 208, 232, 240, 260, 290, 312, 320, 348, 377, 384, 390, 416, 435, 464, 480, 520, 580, 624, 640, 696, 754, 780, 832, 870, 928, 960, 1040, 1131, 1160, 1248, 1367, 1392, 1508, 1560, 1664, 1740, 1856, 1885, 1920, 2080, 2262, 2320, 2496, 2734, 2784, 3016, 3120, 3480, 3712, 3770, 4101, 4160, 4524, 4640, 4992, 5468, 5568, 5655, 6032, 6240, 6835, 6960, 7540, 8202, 8320, 9048, 9280, 10936, 11136, 11310, 12064, 12480, 13670, 13920, 15080, 16404, 17771, 18096, 18560, 20505, 21872, 22620, 24128, 24960, 27340, 27840, 30160, 32808, 35542, 36192, 39643, 41010, 43744, 45240, 48256, 53313, 54680, 55680, 60320, 65616, 71084, 72384, 79286, 82020, 87488, 88855, 90480, 106626, 109360, 118929, 120640, 131232, 142168, 144768, 158572, 164040, 174976, 177710, 180960, 198215, 213252, 218720, 237858, 241280, 262464, 266565, 284336, 317144, 328080, 355420, 361920, 396430, 426504, 437440, 475716, 515359, 524928, 533130, 568672, 594645, 634288, 656160, 710840, 723840, 792860, 853008, 874880, 951432, 1030718, 1066260, 1137344, 1189290, 1268576, 1312320, 1421680, 1546077, 1585720, 1706016, 1902864, 2061436, 2132520, 2274688, 2378580, 2537152, 2576795, 2624640, 2843360, 3092154, 3171440, 3412032, 3805728, 4122872, 4265040, 4757160, 5074304, 5153590, 5686720, 6184308, 6342880, 6824064, 7611456, 7730385, 8245744, 8530080, 9514320, 10307180, 11373440, 12368616, 12685760, 15222912, 15460770, 16491488, 17060160, 19028640, 20614360, 24737232, 25371520, 30921540, 32982976, 34120320, 38057280, 41228720, 49474464, 61843080, 65965952, 76114560, 82457440, 98948928, 123686160, 164914880, 197897856, 247372320, 329829760, 494744640, 989489280]

約数ペア:

[(1, 989489280), (2, 494744640), (3, 329829760), (4, 247372320), (5, 197897856), (6, 164914880), (8, 123686160), (10, 98948928), (12, 82457440), (13, 76114560), (15, 65965952), (16, 61843080), (20, 49474464), (24, 41228720), (26, 38057280), (29, 34120320), (30, 32982976), (32, 30921540), (39, 25371520), (40, 24737232), (48, 20614360), (52, 19028640), (58, 17060160), (60, 16491488), (64, 15460770), (65, 15222912), (78, 12685760), (80, 12368616), (87, 11373440), (96, 10307180), (104, 9514320), (116, 8530080), (120, 8245744), (128, 7730385), (130, 7611456), (145, 6824064), (156, 6342880), (160, 6184308), (174, 5686720), (192, 5153590), (195, 5074304), (208, 4757160), (232, 4265040), (240, 4122872), (260, 3805728), (290, 3412032), (312, 3171440), (320, 3092154), (348, 2843360), (377, 2624640), (384, 2576795), (390, 2537152), (416, 2378580), (435, 2274688), (464, 2132520), (480, 2061436), (520, 1902864), (580, 1706016), (624, 1585720), (640, 1546077), (696, 1421680), (754, 1312320), (780, 1268576), (832, 1189290), (870, 1137344), (928, 1066260), (960, 1030718), (1040, 951432), (1131, 874880), (1160, 853008), (1248, 792860), (1367, 723840), (1392, 710840), (1508, 656160), (1560, 634288), (1664, 594645), (1740, 568672), (1856, 533130), (1885, 524928), (1920, 515359), (2080, 475716), (2262, 437440), (2320, 426504), (2496, 396430), (2734, 361920), (2784, 355420), (3016, 328080), (3120, 317144), (3480, 284336), (3712, 266565), (3770, 262464), (4101, 241280), (4160, 237858), (4524, 218720), (4640, 213252), (4992, 198215), (5468, 180960), (5568, 177710), (5655, 174976), (6032, 164040), (6240, 158572), (6835, 144768), (6960, 142168), (7540, 131232), (8202, 120640), (8320, 118929), (9048, 109360), (9280, 106626), (10936, 90480), (11136, 88855), (11310, 87488), (12064, 82020), (12480, 79286), (13670, 72384), (13920, 71084), (15080, 65616), (16404, 60320), (17771, 55680), (18096, 54680), (18560, 53313), (20505, 48256), (21872, 45240), (22620, 43744), (24128, 41010), (24960, 39643), (27340, 36192), (27840, 35542), (30160, 32808)]