278030070

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:428

約数の個数: 160

約数和(自身を含む): 806975136

約数和(自身を除く): 528945066

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 61, 81, 85, 90, 102, 122, 135, 153, 162, 170, 183, 255, 270, 305, 306, 331, 366, 405, 459, 510, 549, 610, 662, 765, 810, 915, 918, 993, 1037, 1098, 1377, 1530, 1647, 1655, 1830, 1986, 2074, 2295, 2745, 2754, 2979, 3111, 3294, 3310, 4590, 4941, 4965, 5185, 5490, 5627, 5958, 6222, 6885, 8235, 8937, 9333, 9882, 9930, 10370, 11254, 13770, 14895, 15555, 16470, 16881, 17874, 18666, 20191, 24705, 26811, 27999, 28135, 29790, 31110, 33762, 40382, 44685, 46665, 49410, 50643, 53622, 55998, 56270, 60573, 83997, 84405, 89370, 93330, 100955, 101286, 121146, 134055, 139995, 151929, 167994, 168810, 181719, 201910, 253215, 268110, 279990, 302865, 303858, 343247, 363438, 419985, 455787, 506430, 545157, 605730, 686494, 759645, 839970, 908595, 911574, 1029741, 1090314, 1519290, 1635471, 1716235, 1817190, 2059482, 2278935, 2725785, 3089223, 3270942, 3432470, 4557870, 5148705, 5451570, 6178446, 8177355, 9267669, 10297410, 15446115, 16354710, 18535338, 27803007, 30892230, 46338345, 55606014, 92676690, 139015035, 278030070]

約数ペア:

[(1, 278030070), (2, 139015035), (3, 92676690), (5, 55606014), (6, 46338345), (9, 30892230), (10, 27803007), (15, 18535338), (17, 16354710), (18, 15446115), (27, 10297410), (30, 9267669), (34, 8177355), (45, 6178446), (51, 5451570), (54, 5148705), (61, 4557870), (81, 3432470), (85, 3270942), (90, 3089223), (102, 2725785), (122, 2278935), (135, 2059482), (153, 1817190), (162, 1716235), (170, 1635471), (183, 1519290), (255, 1090314), (270, 1029741), (305, 911574), (306, 908595), (331, 839970), (366, 759645), (405, 686494), (459, 605730), (510, 545157), (549, 506430), (610, 455787), (662, 419985), (765, 363438), (810, 343247), (915, 303858), (918, 302865), (993, 279990), (1037, 268110), (1098, 253215), (1377, 201910), (1530, 181719), (1647, 168810), (1655, 167994), (1830, 151929), (1986, 139995), (2074, 134055), (2295, 121146), (2745, 101286), (2754, 100955), (2979, 93330), (3111, 89370), (3294, 84405), (3310, 83997), (4590, 60573), (4941, 56270), (4965, 55998), (5185, 53622), (5490, 50643), (5627, 49410), (5958, 46665), (6222, 44685), (6885, 40382), (8235, 33762), (8937, 31110), (9333, 29790), (9882, 28135), (9930, 27999), (10370, 26811), (11254, 24705), (13770, 20191), (14895, 18666), (15555, 17874), (16470, 16881)]