900565960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{44059}}^1$

素因数の和:44150

約数の個数: 64

約数和(自身を含む): 2347516800

約数和(自身を除く): 1446950840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 10220, 20440, 44059, 88118, 176236, 220295, 308413, 352472, 440590, 616826, 881180, 1233652, 1542065, 1762360, 2467304, 3084130, 3216307, 6168260, 6432614, 12336520, 12865228, 16081535, 22514149, 25730456, 32163070, 45028298, 64326140, 90056596, 112570745, 128652280, 180113192, 225141490, 450282980, 900565960]

約数ペア:

[(1, 900565960), (2, 450282980), (4, 225141490), (5, 180113192), (7, 128652280), (8, 112570745), (10, 90056596), (14, 64326140), (20, 45028298), (28, 32163070), (35, 25730456), (40, 22514149), (56, 16081535), (70, 12865228), (73, 12336520), (140, 6432614), (146, 6168260), (280, 3216307), (292, 3084130), (365, 2467304), (511, 1762360), (584, 1542065), (730, 1233652), (1022, 881180), (1460, 616826), (2044, 440590), (2555, 352472), (2920, 308413), (4088, 220295), (5110, 176236), (10220, 88118), (20440, 44059)]