198645900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{641}}^1\times {\mathrm{1033}}^1$

素因数の和:1691

約数の個数: 72

約数和(自身を含む): 576202704

約数和(自身を除く): 377556804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 641, 1033, 1282, 1923, 2066, 2564, 3099, 3205, 3846, 4132, 5165, 6198, 6410, 7692, 9615, 10330, 12396, 12820, 15495, 16025, 19230, 20660, 25825, 30990, 32050, 38460, 48075, 51650, 61980, 64100, 77475, 96150, 103300, 154950, 192300, 309900, 662153, 1324306, 1986459, 2648612, 3310765, 3972918, 6621530, 7945836, 9932295, 13243060, 16553825, 19864590, 33107650, 39729180, 49661475, 66215300, 99322950, 198645900]

約数ペア:

[(1, 198645900), (2, 99322950), (3, 66215300), (4, 49661475), (5, 39729180), (6, 33107650), (10, 19864590), (12, 16553825), (15, 13243060), (20, 9932295), (25, 7945836), (30, 6621530), (50, 3972918), (60, 3310765), (75, 2648612), (100, 1986459), (150, 1324306), (300, 662153), (641, 309900), (1033, 192300), (1282, 154950), (1923, 103300), (2066, 96150), (2564, 77475), (3099, 64100), (3205, 61980), (3846, 51650), (4132, 48075), (5165, 38460), (6198, 32050), (6410, 30990), (7692, 25825), (9615, 20660), (10330, 19230), (12396, 16025), (12820, 15495)]