40208170.000000000

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 347120640

約数和(自身を除く): 226444950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 61, 85, 90, 102, 122, 135, 153, 170, 183, 255, 270, 305, 306, 366, 431, 459, 510, 549, 610, 765, 862, 915, 918, 1037, 1098, 1293, 1530, 1647, 1830, 2074, 2155, 2295, 2586, 2745, 3111, 3294, 3879, 4310, 4590, 5185, 5490, 6222, 6465, 7327, 7758, 8235, 9333, 10370, 11637, 12930, 14654, 15555, 16470, 18666, 19395, 21981, 23274, 26291, 27999, 31110, 36635, 38790, 43962, 46665, 52582, 55998, 58185, 65943, 73270, 78873, 93330, 109905, 116370, 131455, 131886, 139995, 157746, 197829, 219810, 236619, 262910, 279990, 329715, 394365, 395658, 446947, 473238, 659430, 709857, 788730, 893894, 989145, 1183095, 1340841, 1419714, 1978290, 2234735, 2366190, 2681682, 3549285, 4022523, 4469470, 6704205, 7098570, 8045046, 12067569, 13408410, 20112615, 24135138, 40225230, 60337845, 120675690]

約数ペア:

[(1, 120675690), (2, 60337845), (3, 40225230), (5, 24135138), (6, 20112615), (9, 13408410), (10, 12067569), (15, 8045046), (17, 7098570), (18, 6704205), (27, 4469470), (30, 4022523), (34, 3549285), (45, 2681682), (51, 2366190), (54, 2234735), (61, 1978290), (85, 1419714), (90, 1340841), (102, 1183095), (122, 989145), (135, 893894), (153, 788730), (170, 709857), (183, 659430), (255, 473238), (270, 446947), (305, 395658), (306, 394365), (366, 329715), (431, 279990), (459, 262910), (510, 236619), (549, 219810), (610, 197829), (765, 157746), (862, 139995), (915, 131886), (918, 131455), (1037, 116370), (1098, 109905), (1293, 93330), (1530, 78873), (1647, 73270), (1830, 65943), (2074, 58185), (2155, 55998), (2295, 52582), (2586, 46665), (2745, 43962), (3111, 38790), (3294, 36635), (3879, 31110), (4310, 27999), (4590, 26291), (5185, 23274), (5490, 21981), (6222, 19395), (6465, 18666), (7327, 16470), (7758, 15555), (8235, 14654), (9333, 12930), (10370, 11637)]