209448900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{409}}^1\times {\mathrm{569}}^1$

素因数の和:998

約数の個数: 108

約数和(自身を含む): 659267700

約数和(自身を除く): 449818800

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 409, 450, 569, 818, 900, 1138, 1227, 1636, 1707, 2045, 2276, 2454, 2845, 3414, 3681, 4090, 4908, 5121, 5690, 6135, 6828, 7362, 8180, 8535, 10225, 10242, 11380, 12270, 14225, 14724, 17070, 18405, 20450, 20484, 24540, 25605, 28450, 30675, 34140, 36810, 40900, 42675, 51210, 56900, 61350, 73620, 85350, 92025, 102420, 122700, 128025, 170700, 184050, 232721, 256050, 368100, 465442, 512100, 698163, 930884, 1163605, 1396326, 2094489, 2327210, 2792652, 3490815, 4188978, 4654420, 5818025, 6981630, 8377956, 10472445, 11636050, 13963260, 17454075, 20944890, 23272100, 34908150, 41889780, 52362225, 69816300, 104724450, 209448900]

約数ペア:

[(1, 209448900), (2, 104724450), (3, 69816300), (4, 52362225), (5, 41889780), (6, 34908150), (9, 23272100), (10, 20944890), (12, 17454075), (15, 13963260), (18, 11636050), (20, 10472445), (25, 8377956), (30, 6981630), (36, 5818025), (45, 4654420), (50, 4188978), (60, 3490815), (75, 2792652), (90, 2327210), (100, 2094489), (150, 1396326), (180, 1163605), (225, 930884), (300, 698163), (409, 512100), (450, 465442), (569, 368100), (818, 256050), (900, 232721), (1138, 184050), (1227, 170700), (1636, 128025), (1707, 122700), (2045, 102420), (2276, 92025), (2454, 85350), (2845, 73620), (3414, 61350), (3681, 56900), (4090, 51210), (4908, 42675), (5121, 40900), (5690, 36810), (6135, 34140), (6828, 30675), (7362, 28450), (8180, 25605), (8535, 24540), (10225, 20484), (10242, 20450), (11380, 18405), (12270, 17070), (14225, 14724)]