255746504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 561146880

約数和(自身を除く): 305400376

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 67, 68, 104, 127, 134, 136, 221, 254, 268, 289, 442, 508, 536, 578, 871, 884, 1016, 1139, 1156, 1651, 1742, 1768, 2159, 2278, 2312, 3302, 3484, 3757, 4318, 4556, 6604, 6968, 7514, 8509, 8636, 9112, 13208, 14807, 15028, 17018, 17272, 19363, 28067, 29614, 30056, 34036, 36703, 38726, 56134, 59228, 68072, 73406, 77452, 110617, 112268, 118456, 144653, 146812, 154904, 221234, 224536, 251719, 289306, 293624, 442468, 477139, 503438, 578612, 884936, 954278, 1006876, 1157224, 1880489, 1908556, 2013752, 2459101, 3760978, 3817112, 4918202, 7521956, 9836404, 15043912, 19672808, 31968313, 63936626, 127873252, 255746504]

約数ペア:

[(1, 255746504), (2, 127873252), (4, 63936626), (8, 31968313), (13, 19672808), (17, 15043912), (26, 9836404), (34, 7521956), (52, 4918202), (67, 3817112), (68, 3760978), (104, 2459101), (127, 2013752), (134, 1908556), (136, 1880489), (221, 1157224), (254, 1006876), (268, 954278), (289, 884936), (442, 578612), (508, 503438), (536, 477139), (578, 442468), (871, 293624), (884, 289306), (1016, 251719), (1139, 224536), (1156, 221234), (1651, 154904), (1742, 146812), (1768, 144653), (2159, 118456), (2278, 112268), (2312, 110617), (3302, 77452), (3484, 73406), (3757, 68072), (4318, 59228), (4556, 56134), (6604, 38726), (6968, 36703), (7514, 34036), (8509, 30056), (8636, 29614), (9112, 28067), (13208, 19363), (14807, 17272), (15028, 17018)]