257801872

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:608

約数の個数: 60

約数和(自身を含む): 535997440

約数和(自身を除く): 278195568

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 127, 136, 254, 272, 289, 439, 508, 578, 878, 1016, 1156, 1756, 2032, 2159, 2312, 3512, 4318, 4624, 7024, 7463, 8636, 14926, 17272, 29852, 34544, 36703, 55753, 59704, 73406, 111506, 119408, 126871, 146812, 223012, 253742, 293624, 446024, 507484, 587248, 892048, 947801, 1014968, 1895602, 2029936, 3791204, 7582408, 15164816, 16112617, 32225234, 64450468, 128900936, 257801872]

約数ペア:

[(1, 257801872), (2, 128900936), (4, 64450468), (8, 32225234), (16, 16112617), (17, 15164816), (34, 7582408), (68, 3791204), (127, 2029936), (136, 1895602), (254, 1014968), (272, 947801), (289, 892048), (439, 587248), (508, 507484), (578, 446024), (878, 293624), (1016, 253742), (1156, 223012), (1756, 146812), (2032, 126871), (2159, 119408), (2312, 111506), (3512, 73406), (4318, 59704), (4624, 55753), (7024, 36703), (7463, 34544), (8636, 29852), (14926, 17272)]