307882270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:913

約数の個数: 64

約数和(自身を含む): 612748800

約数和(自身を除く): 304866530

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 71, 95, 142, 145, 190, 290, 355, 551, 710, 787, 1102, 1349, 1574, 2059, 2698, 2755, 3935, 4118, 5510, 6745, 7870, 10295, 13490, 14953, 20590, 22823, 29906, 39121, 45646, 55877, 74765, 78242, 111754, 114115, 149530, 195605, 228230, 279385, 391210, 433637, 558770, 867274, 1061663, 1620433, 2123326, 2168185, 3240866, 4336370, 5308315, 8102165, 10616630, 16204330, 30788227, 61576454, 153941135, 307882270]

約数ペア:

[(1, 307882270), (2, 153941135), (5, 61576454), (10, 30788227), (19, 16204330), (29, 10616630), (38, 8102165), (58, 5308315), (71, 4336370), (95, 3240866), (142, 2168185), (145, 2123326), (190, 1620433), (290, 1061663), (355, 867274), (551, 558770), (710, 433637), (787, 391210), (1102, 279385), (1349, 228230), (1574, 195605), (2059, 149530), (2698, 114115), (2755, 111754), (3935, 78242), (4118, 74765), (5510, 55877), (6745, 45646), (7870, 39121), (10295, 29906), (13490, 22823), (14953, 20590)]