20161938360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{929}}^1\times {\mathrm{2179}}^1$

素因数の和:3205

約数の個数: 128

約数和(自身を含む): 61308576000

約数和(自身を除く): 41146637640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 929, 996, 1245, 1660, 1858, 1992, 2179, 2490, 2787, 3320, 3716, 4358, 4645, 4980, 5574, 6537, 7432, 8716, 9290, 9960, 10895, 11148, 13074, 13935, 17432, 18580, 21790, 22296, 26148, 27870, 32685, 37160, 43580, 52296, 55740, 65370, 77107, 87160, 111480, 130740, 154214, 180857, 231321, 261480, 308428, 361714, 385535, 462642, 542571, 616856, 723428, 771070, 904285, 925284, 1085142, 1156605, 1446856, 1542140, 1808570, 1850568, 2024291, 2170284, 2313210, 2712855, 3084280, 3617140, 4048582, 4340568, 4626420, 5425710, 6072873, 7234280, 8097164, 9252840, 10121455, 10851420, 12145746, 16194328, 20242910, 21702840, 24291492, 30364365, 40485820, 48582984, 60728730, 80971640, 121457460, 168016153, 242914920, 336032306, 504048459, 672064612, 840080765, 1008096918, 1344129224, 1680161530, 2016193836, 2520242295, 3360323060, 4032387672, 5040484590, 6720646120, 10080969180, 20161938360]

約数ペア:

[(1, 20161938360), (2, 10080969180), (3, 6720646120), (4, 5040484590), (5, 4032387672), (6, 3360323060), (8, 2520242295), (10, 2016193836), (12, 1680161530), (15, 1344129224), (20, 1008096918), (24, 840080765), (30, 672064612), (40, 504048459), (60, 336032306), (83, 242914920), (120, 168016153), (166, 121457460), (249, 80971640), (332, 60728730), (415, 48582984), (498, 40485820), (664, 30364365), (830, 24291492), (929, 21702840), (996, 20242910), (1245, 16194328), (1660, 12145746), (1858, 10851420), (1992, 10121455), (2179, 9252840), (2490, 8097164), (2787, 7234280), (3320, 6072873), (3716, 5425710), (4358, 4626420), (4645, 4340568), (4980, 4048582), (5574, 3617140), (6537, 3084280), (7432, 2712855), (8716, 2313210), (9290, 2170284), (9960, 2024291), (10895, 1850568), (11148, 1808570), (13074, 1542140), (13935, 1446856), (17432, 1156605), (18580, 1085142), (21790, 925284), (22296, 904285), (26148, 771070), (27870, 723428), (32685, 616856), (37160, 542571), (43580, 462642), (52296, 385535), (55740, 361714), (65370, 308428), (77107, 261480), (87160, 231321), (111480, 180857), (130740, 154214)]