81832240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7691}}^1$

素因数の和:7730

約数の個数: 80

約数和(自身を含む): 228913920

約数和(自身を除く): 147081680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 7691, 10640, 15382, 30764, 38455, 53837, 61528, 76910, 107674, 123056, 146129, 153820, 215348, 269185, 292258, 307640, 430696, 538370, 584516, 615280, 730645, 861392, 1022903, 1076740, 1169032, 1461290, 2045806, 2153480, 2338064, 2922580, 4091612, 4306960, 5114515, 5845160, 8183224, 10229030, 11690320, 16366448, 20458060, 40916120, 81832240]

約数ペア:

[(1, 81832240), (2, 40916120), (4, 20458060), (5, 16366448), (7, 11690320), (8, 10229030), (10, 8183224), (14, 5845160), (16, 5114515), (19, 4306960), (20, 4091612), (28, 2922580), (35, 2338064), (38, 2153480), (40, 2045806), (56, 1461290), (70, 1169032), (76, 1076740), (80, 1022903), (95, 861392), (112, 730645), (133, 615280), (140, 584516), (152, 538370), (190, 430696), (266, 307640), (280, 292258), (304, 269185), (380, 215348), (532, 153820), (560, 146129), (665, 123056), (760, 107674), (1064, 76910), (1330, 61528), (1520, 53837), (2128, 38455), (2660, 30764), (5320, 15382), (7691, 10640)]