1285197840

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{22037}}^1$

素因数の和:22068

約数の個数: 140

約数和(自身を含む): 4480281324

約数和(自身を除く): 3195083484

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7290, 9720, 11664, 14580, 19440, 22037, 29160, 44074, 58320, 66111, 88148, 110185, 132222, 176296, 198333, 220370, 264444, 330555, 352592, 396666, 440740, 528888, 594999, 661110, 793332, 881480, 991665, 1057776, 1189998, 1322220, 1586664, 1762960, 1784997, 1983330, 2379996, 2644440, 2974995, 3173328, 3569994, 3966660, 4759992, 5288880, 5354991, 5949990, 7139988, 7933320, 8924985, 9519984, 10709982, 11899980, 14279976, 15866640, 16064973, 17849970, 21419964, 23799960, 26774955, 28559952, 32129946, 35699940, 42839928, 47599920, 53549910, 64259892, 71399880, 80324865, 85679856, 107099820, 128519784, 142799760, 160649730, 214199640, 257039568, 321299460, 428399280, 642598920, 1285197840]

約数ペア:

[(1, 1285197840), (2, 642598920), (3, 428399280), (4, 321299460), (5, 257039568), (6, 214199640), (8, 160649730), (9, 142799760), (10, 128519784), (12, 107099820), (15, 85679856), (16, 80324865), (18, 71399880), (20, 64259892), (24, 53549910), (27, 47599920), (30, 42839928), (36, 35699940), (40, 32129946), (45, 28559952), (48, 26774955), (54, 23799960), (60, 21419964), (72, 17849970), (80, 16064973), (81, 15866640), (90, 14279976), (108, 11899980), (120, 10709982), (135, 9519984), (144, 8924985), (162, 7933320), (180, 7139988), (216, 5949990), (240, 5354991), (243, 5288880), (270, 4759992), (324, 3966660), (360, 3569994), (405, 3173328), (432, 2974995), (486, 2644440), (540, 2379996), (648, 1983330), (720, 1784997), (729, 1762960), (810, 1586664), (972, 1322220), (1080, 1189998), (1215, 1057776), (1296, 991665), (1458, 881480), (1620, 793332), (1944, 661110), (2160, 594999), (2430, 528888), (2916, 440740), (3240, 396666), (3645, 352592), (3888, 330555), (4860, 264444), (5832, 220370), (6480, 198333), (7290, 176296), (9720, 132222), (11664, 110185), (14580, 88148), (19440, 66111), (22037, 58320), (29160, 44074)]