20227988100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{661}}^1\times {\mathrm{1229}}^1$

素因数の和:1990

約数の個数: 144

約数和(自身を含む): 59369325120

約数和(自身を除く): 39141337020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 83, 100, 150, 166, 249, 300, 332, 415, 498, 661, 830, 996, 1229, 1245, 1322, 1660, 1983, 2075, 2458, 2490, 2644, 3305, 3687, 3966, 4150, 4916, 4980, 6145, 6225, 6610, 7374, 7932, 8300, 9915, 12290, 12450, 13220, 14748, 16525, 18435, 19830, 24580, 24900, 30725, 33050, 36870, 39660, 49575, 54863, 61450, 66100, 73740, 92175, 99150, 102007, 109726, 122900, 164589, 184350, 198300, 204014, 219452, 274315, 306021, 329178, 368700, 408028, 510035, 548630, 612042, 658356, 812369, 822945, 1020070, 1097260, 1224084, 1371575, 1530105, 1624738, 1645890, 2040140, 2437107, 2550175, 2743150, 3060210, 3249476, 3291780, 4061845, 4114725, 4874214, 5100350, 5486300, 6120420, 7650525, 8123690, 8229450, 9748428, 10200700, 12185535, 15301050, 16247380, 16458900, 20309225, 24371070, 30602100, 40618450, 48742140, 60927675, 67426627, 81236900, 121855350, 134853254, 202279881, 243710700, 269706508, 337133135, 404559762, 674266270, 809119524, 1011399405, 1348532540, 1685665675, 2022798810, 3371331350, 4045597620, 5056997025, 6742662700, 10113994050, 20227988100]

約数ペア:

[(1, 20227988100), (2, 10113994050), (3, 6742662700), (4, 5056997025), (5, 4045597620), (6, 3371331350), (10, 2022798810), (12, 1685665675), (15, 1348532540), (20, 1011399405), (25, 809119524), (30, 674266270), (50, 404559762), (60, 337133135), (75, 269706508), (83, 243710700), (100, 202279881), (150, 134853254), (166, 121855350), (249, 81236900), (300, 67426627), (332, 60927675), (415, 48742140), (498, 40618450), (661, 30602100), (830, 24371070), (996, 20309225), (1229, 16458900), (1245, 16247380), (1322, 15301050), (1660, 12185535), (1983, 10200700), (2075, 9748428), (2458, 8229450), (2490, 8123690), (2644, 7650525), (3305, 6120420), (3687, 5486300), (3966, 5100350), (4150, 4874214), (4916, 4114725), (4980, 4061845), (6145, 3291780), (6225, 3249476), (6610, 3060210), (7374, 2743150), (7932, 2550175), (8300, 2437107), (9915, 2040140), (12290, 1645890), (12450, 1624738), (13220, 1530105), (14748, 1371575), (16525, 1224084), (18435, 1097260), (19830, 1020070), (24580, 822945), (24900, 812369), (30725, 658356), (33050, 612042), (36870, 548630), (39660, 510035), (49575, 408028), (54863, 368700), (61450, 329178), (66100, 306021), (73740, 274315), (92175, 219452), (99150, 204014), (102007, 198300), (109726, 184350), (122900, 164589)]