513778590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1987}}^1$

素因数の和:2043

約数の個数: 144

約数和(自身を含む): 1532342448

約数和(自身を除く): 1018563858

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 169, 170, 195, 221, 234, 255, 306, 338, 390, 442, 507, 510, 585, 663, 765, 845, 1014, 1105, 1170, 1326, 1521, 1530, 1690, 1987, 1989, 2210, 2535, 2873, 3042, 3315, 3974, 3978, 5070, 5746, 5961, 6630, 7605, 8619, 9935, 9945, 11922, 14365, 15210, 17238, 17883, 19870, 19890, 25831, 25857, 28730, 29805, 33779, 35766, 43095, 51662, 51714, 59610, 67558, 77493, 86190, 89415, 101337, 129155, 129285, 154986, 168895, 178830, 202674, 232479, 258310, 258570, 304011, 335803, 337790, 387465, 439127, 464958, 506685, 608022, 671606, 774930, 878254, 1007409, 1013370, 1162395, 1317381, 1520055, 1679015, 2014818, 2195635, 2324790, 2634762, 3022227, 3040110, 3358030, 3952143, 4391270, 5037045, 5708651, 6044454, 6586905, 7904286, 10074090, 11417302, 13173810, 15111135, 17125953, 19760715, 28543255, 30222270, 34251906, 39521430, 51377859, 57086510, 85629765, 102755718, 171259530, 256889295, 513778590]

約数ペア:

[(1, 513778590), (2, 256889295), (3, 171259530), (5, 102755718), (6, 85629765), (9, 57086510), (10, 51377859), (13, 39521430), (15, 34251906), (17, 30222270), (18, 28543255), (26, 19760715), (30, 17125953), (34, 15111135), (39, 13173810), (45, 11417302), (51, 10074090), (65, 7904286), (78, 6586905), (85, 6044454), (90, 5708651), (102, 5037045), (117, 4391270), (130, 3952143), (153, 3358030), (169, 3040110), (170, 3022227), (195, 2634762), (221, 2324790), (234, 2195635), (255, 2014818), (306, 1679015), (338, 1520055), (390, 1317381), (442, 1162395), (507, 1013370), (510, 1007409), (585, 878254), (663, 774930), (765, 671606), (845, 608022), (1014, 506685), (1105, 464958), (1170, 439127), (1326, 387465), (1521, 337790), (1530, 335803), (1690, 304011), (1987, 258570), (1989, 258310), (2210, 232479), (2535, 202674), (2873, 178830), (3042, 168895), (3315, 154986), (3974, 129285), (3978, 129155), (5070, 101337), (5746, 89415), (5961, 86190), (6630, 77493), (7605, 67558), (8619, 59610), (9935, 51714), (9945, 51662), (11922, 43095), (14365, 35766), (15210, 33779), (17238, 29805), (17883, 28730), (19870, 25857), (19890, 25831)]