188838420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{35363}}^1$

素因数の和:35464

約数の個数: 48

約数和(自身を含む): 534703680

約数和(自身を除く): 345865260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 35363, 70726, 106089, 141452, 176815, 212178, 353630, 424356, 530445, 707260, 1060890, 2121780, 3147307, 6294614, 9441921, 12589228, 15736535, 18883842, 31473070, 37767684, 47209605, 62946140, 94419210, 188838420]

約数ペア:

[(1, 188838420), (2, 94419210), (3, 62946140), (4, 47209605), (5, 37767684), (6, 31473070), (10, 18883842), (12, 15736535), (15, 12589228), (20, 9441921), (30, 6294614), (60, 3147307), (89, 2121780), (178, 1060890), (267, 707260), (356, 530445), (445, 424356), (534, 353630), (890, 212178), (1068, 176815), (1335, 141452), (1780, 106089), (2670, 70726), (5340, 35363)]