15108778815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239879}}^1$

素因数の和:239936

約数の個数: 64

約数和(自身を含む): 29015884800

約数和(自身を除く): 13907105985

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 195, 221, 247, 255, 285, 323, 663, 741, 969, 1105, 1235, 1615, 3315, 3705, 4199, 4845, 12597, 20995, 62985, 239879, 719637, 1199395, 3118427, 3598185, 4077943, 4557701, 9355281, 12233829, 13673103, 15592135, 20389715, 22788505, 46776405, 53013259, 59250113, 61169145, 68365515, 77480917, 159039777, 177750339, 232442751, 265066295, 296250565, 387404585, 795198885, 888751695, 1007251921, 1162213755, 3021755763, 5036259605, 15108778815]

約数ペア:

[(1, 15108778815), (3, 5036259605), (5, 3021755763), (13, 1162213755), (15, 1007251921), (17, 888751695), (19, 795198885), (39, 387404585), (51, 296250565), (57, 265066295), (65, 232442751), (85, 177750339), (95, 159039777), (195, 77480917), (221, 68365515), (247, 61169145), (255, 59250113), (285, 53013259), (323, 46776405), (663, 22788505), (741, 20389715), (969, 15592135), (1105, 13673103), (1235, 12233829), (1615, 9355281), (3315, 4557701), (3705, 4077943), (4199, 3598185), (4845, 3118427), (12597, 1199395), (20995, 719637), (62985, 239879)]