248510990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{787}}^1$

素因数の和:1161

約数の個数: 64

約数和(自身を含む): 552835584

約数和(自身を除く): 304324594

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 347, 455, 694, 787, 910, 1574, 1735, 2429, 3470, 3935, 4511, 4858, 5509, 7870, 9022, 10231, 11018, 12145, 20462, 22555, 24290, 27545, 31577, 45110, 51155, 55090, 63154, 71617, 102310, 143234, 157885, 273089, 315770, 358085, 546178, 716170, 1365445, 1911623, 2730890, 3550157, 3823246, 7100314, 9558115, 17750785, 19116230, 24851099, 35501570, 49702198, 124255495, 248510990]

約数ペア:

[(1, 248510990), (2, 124255495), (5, 49702198), (7, 35501570), (10, 24851099), (13, 19116230), (14, 17750785), (26, 9558115), (35, 7100314), (65, 3823246), (70, 3550157), (91, 2730890), (130, 1911623), (182, 1365445), (347, 716170), (455, 546178), (694, 358085), (787, 315770), (910, 273089), (1574, 157885), (1735, 143234), (2429, 102310), (3470, 71617), (3935, 63154), (4511, 55090), (4858, 51155), (5509, 45110), (7870, 31577), (9022, 27545), (10231, 24290), (11018, 22555), (12145, 20462)]