157230790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 310837824

約数和(自身を除く): 153607034

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 137, 157, 170, 215, 274, 314, 430, 685, 731, 785, 1370, 1462, 1570, 2329, 2669, 3655, 4658, 5338, 5891, 6751, 7310, 11645, 11782, 13345, 13502, 21509, 23290, 26690, 29455, 33755, 43018, 58910, 67510, 100147, 107545, 114767, 200294, 215090, 229534, 365653, 500735, 573835, 731306, 924887, 1001470, 1147670, 1828265, 1849774, 3656530, 4624435, 9248870, 15723079, 31446158, 78615395, 157230790]

約数ペア:

[(1, 157230790), (2, 78615395), (5, 31446158), (10, 15723079), (17, 9248870), (34, 4624435), (43, 3656530), (85, 1849774), (86, 1828265), (137, 1147670), (157, 1001470), (170, 924887), (215, 731306), (274, 573835), (314, 500735), (430, 365653), (685, 229534), (731, 215090), (785, 200294), (1370, 114767), (1462, 107545), (1570, 100147), (2329, 67510), (2669, 58910), (3655, 43018), (4658, 33755), (5338, 29455), (5891, 26690), (6751, 23290), (7310, 21509), (11645, 13502), (11782, 13345)]