270278320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19991}}^1$

素因数の和:20030

約数の個数: 60

約数和(自身を含む): 680487696

約数和(自身を除く): 410209376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 19991, 39982, 79964, 99955, 159928, 199910, 259883, 319856, 399820, 519766, 799640, 1039532, 1299415, 1599280, 2079064, 2598830, 3378479, 4158128, 5197660, 6756958, 10395320, 13513916, 16892395, 20790640, 27027832, 33784790, 54055664, 67569580, 135139160, 270278320]

約数ペア:

[(1, 270278320), (2, 135139160), (4, 67569580), (5, 54055664), (8, 33784790), (10, 27027832), (13, 20790640), (16, 16892395), (20, 13513916), (26, 10395320), (40, 6756958), (52, 5197660), (65, 4158128), (80, 3378479), (104, 2598830), (130, 2079064), (169, 1599280), (208, 1299415), (260, 1039532), (338, 799640), (520, 519766), (676, 399820), (845, 319856), (1040, 259883), (1352, 199910), (1690, 159928), (2704, 99955), (3380, 79964), (6760, 39982), (13520, 19991)]