90069420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{214451}}^1$

素因数の和:214470

約数の個数: 48

約数和(自身を含む): 288223488

約数和(自身を除く): 198154068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 214451, 428902, 643353, 857804, 1072255, 1286706, 1501157, 2144510, 2573412, 3002314, 3216765, 4289020, 4503471, 6004628, 6433530, 7505785, 9006942, 12867060, 15011570, 18013884, 22517355, 30023140, 45034710, 90069420]

約数ペア:

[(1, 90069420), (2, 45034710), (3, 30023140), (4, 22517355), (5, 18013884), (6, 15011570), (7, 12867060), (10, 9006942), (12, 7505785), (14, 6433530), (15, 6004628), (20, 4503471), (21, 4289020), (28, 3216765), (30, 3002314), (35, 2573412), (42, 2144510), (60, 1501157), (70, 1286706), (84, 1072255), (105, 857804), (140, 643353), (210, 428902), (420, 214451)]