298978870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:733

約数の個数: 64

約数和(自身を含む): 590976000

約数和(自身を除く): 291997130

約数列:

[1, 2, 5, 10, 19, 37, 38, 71, 74, 95, 142, 185, 190, 355, 370, 599, 703, 710, 1198, 1349, 1406, 2627, 2698, 2995, 3515, 5254, 5990, 6745, 7030, 11381, 13135, 13490, 22163, 22762, 26270, 42529, 44326, 49913, 56905, 85058, 99826, 110815, 113810, 212645, 221630, 249565, 421097, 425290, 499130, 808051, 842194, 1573573, 1616102, 2105485, 3147146, 4040255, 4210970, 7867865, 8080510, 15735730, 29897887, 59795774, 149489435, 298978870]

約数ペア:

[(1, 298978870), (2, 149489435), (5, 59795774), (10, 29897887), (19, 15735730), (37, 8080510), (38, 7867865), (71, 4210970), (74, 4040255), (95, 3147146), (142, 2105485), (185, 1616102), (190, 1573573), (355, 842194), (370, 808051), (599, 499130), (703, 425290), (710, 421097), (1198, 249565), (1349, 221630), (1406, 212645), (2627, 113810), (2698, 110815), (2995, 99826), (3515, 85058), (5254, 56905), (5990, 49913), (6745, 44326), (7030, 42529), (11381, 26270), (13135, 22762), (13490, 22163)]