388548900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{47969}}^1$

素因数の和:47995

約数の個数: 90

約数和(自身を含む): 1259548290

約数和(自身を除く): 870999390

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 47969, 95938, 143907, 191876, 239845, 287814, 431721, 479690, 575628, 719535, 863442, 959380, 1199225, 1295163, 1439070, 1726884, 2158605, 2398450, 2590326, 2878140, 3597675, 3885489, 4317210, 4796900, 5180652, 6475815, 7195350, 7770978, 8634420, 10793025, 12951630, 14390700, 15541956, 19427445, 21586050, 25903260, 32379075, 38854890, 43172100, 64758150, 77709780, 97137225, 129516300, 194274450, 388548900]

約数ペア:

[(1, 388548900), (2, 194274450), (3, 129516300), (4, 97137225), (5, 77709780), (6, 64758150), (9, 43172100), (10, 38854890), (12, 32379075), (15, 25903260), (18, 21586050), (20, 19427445), (25, 15541956), (27, 14390700), (30, 12951630), (36, 10793025), (45, 8634420), (50, 7770978), (54, 7195350), (60, 6475815), (75, 5180652), (81, 4796900), (90, 4317210), (100, 3885489), (108, 3597675), (135, 2878140), (150, 2590326), (162, 2398450), (180, 2158605), (225, 1726884), (270, 1439070), (300, 1295163), (324, 1199225), (405, 959380), (450, 863442), (540, 719535), (675, 575628), (810, 479690), (900, 431721), (1350, 287814), (1620, 239845), (2025, 191876), (2700, 143907), (4050, 95938), (8100, 47969)]