20154498030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{569819}}^1$

素因数の和:569966

約数の個数: 64

約数和(自身を含む): 54155692800

約数和(自身を除く): 34001194770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 131, 135, 262, 270, 393, 655, 786, 1179, 1310, 1965, 2358, 3537, 3930, 5895, 7074, 11790, 17685, 35370, 569819, 1139638, 1709457, 2849095, 3418914, 5128371, 5698190, 8547285, 10256742, 15385113, 17094570, 25641855, 30770226, 51283710, 74646289, 76925565, 149292578, 153851130, 223938867, 373231445, 447877734, 671816601, 746462890, 1119694335, 1343633202, 2015449803, 2239388670, 3359083005, 4030899606, 6718166010, 10077249015, 20154498030]

約数ペア:

[(1, 20154498030), (2, 10077249015), (3, 6718166010), (5, 4030899606), (6, 3359083005), (9, 2239388670), (10, 2015449803), (15, 1343633202), (18, 1119694335), (27, 746462890), (30, 671816601), (45, 447877734), (54, 373231445), (90, 223938867), (131, 153851130), (135, 149292578), (262, 76925565), (270, 74646289), (393, 51283710), (655, 30770226), (786, 25641855), (1179, 17094570), (1310, 15385113), (1965, 10256742), (2358, 8547285), (3537, 5698190), (3930, 5128371), (5895, 3418914), (7074, 2849095), (11790, 1709457), (17685, 1139638), (35370, 569819)]