252129320

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 577281600

約数和(自身を除く): 325152280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 139, 274, 278, 331, 548, 556, 662, 685, 695, 1096, 1112, 1324, 1370, 1390, 1655, 2648, 2740, 2780, 3310, 5480, 5560, 6620, 13240, 19043, 38086, 45347, 46009, 76172, 90694, 92018, 95215, 152344, 181388, 184036, 190430, 226735, 230045, 362776, 368072, 380860, 453470, 460090, 761720, 906940, 920180, 1813880, 1840360, 6303233, 12606466, 25212932, 31516165, 50425864, 63032330, 126064660, 252129320]

約数ペア:

[(1, 252129320), (2, 126064660), (4, 63032330), (5, 50425864), (8, 31516165), (10, 25212932), (20, 12606466), (40, 6303233), (137, 1840360), (139, 1813880), (274, 920180), (278, 906940), (331, 761720), (548, 460090), (556, 453470), (662, 380860), (685, 368072), (695, 362776), (1096, 230045), (1112, 226735), (1324, 190430), (1370, 184036), (1390, 181388), (1655, 152344), (2648, 95215), (2740, 92018), (2780, 90694), (3310, 76172), (5480, 46009), (5560, 45347), (6620, 38086), (13240, 19043)]