138691020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{661}}^1$

素因数の和:955

約数の個数: 96

約数和(自身を含む): 420396480

約数和(自身を除く): 281705460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 269, 390, 538, 661, 780, 807, 1076, 1322, 1345, 1614, 1983, 2644, 2690, 3228, 3305, 3497, 3966, 4035, 5380, 6610, 6994, 7932, 8070, 8593, 9915, 10491, 13220, 13988, 16140, 17186, 17485, 19830, 20982, 25779, 34372, 34970, 39660, 41964, 42965, 51558, 52455, 69940, 85930, 103116, 104910, 128895, 171860, 177809, 209820, 257790, 355618, 515580, 533427, 711236, 889045, 1066854, 1778090, 2133708, 2311517, 2667135, 3556180, 4623034, 5334270, 6934551, 9246068, 10668540, 11557585, 13869102, 23115170, 27738204, 34672755, 46230340, 69345510, 138691020]

約数ペア:

[(1, 138691020), (2, 69345510), (3, 46230340), (4, 34672755), (5, 27738204), (6, 23115170), (10, 13869102), (12, 11557585), (13, 10668540), (15, 9246068), (20, 6934551), (26, 5334270), (30, 4623034), (39, 3556180), (52, 2667135), (60, 2311517), (65, 2133708), (78, 1778090), (130, 1066854), (156, 889045), (195, 711236), (260, 533427), (269, 515580), (390, 355618), (538, 257790), (661, 209820), (780, 177809), (807, 171860), (1076, 128895), (1322, 104910), (1345, 103116), (1614, 85930), (1983, 69940), (2644, 52455), (2690, 51558), (3228, 42965), (3305, 41964), (3497, 39660), (3966, 34970), (4035, 34372), (5380, 25779), (6610, 20982), (6994, 19830), (7932, 17485), (8070, 17186), (8593, 16140), (9915, 13988), (10491, 13220)]