2742390

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{1451}}^1$

素因数の和:1474

約数の個数: 64

約数和(自身を含む): 8363520

約数和(自身を除く): 5621130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1451, 1890, 2902, 4353, 7255, 8706, 10157, 13059, 14510, 20314, 21765, 26118, 30471, 39177, 43530, 50785, 60942, 65295, 78354, 91413, 101570, 130590, 152355, 182826, 195885, 274239, 304710, 391770, 457065, 548478, 914130, 1371195, 2742390]

約数ペア:

[(1, 2742390), (2, 1371195), (3, 914130), (5, 548478), (6, 457065), (7, 391770), (9, 304710), (10, 274239), (14, 195885), (15, 182826), (18, 152355), (21, 130590), (27, 101570), (30, 91413), (35, 78354), (42, 65295), (45, 60942), (54, 50785), (63, 43530), (70, 39177), (90, 30471), (105, 26118), (126, 21765), (135, 20314), (189, 14510), (210, 13059), (270, 10157), (315, 8706), (378, 7255), (630, 4353), (945, 2902), (1451, 1890)]