15700580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 39481848

約数和(自身を除く): 23781268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 433, 490, 518, 740, 866, 980, 1036, 1295, 1732, 1813, 2165, 2590, 3031, 3626, 4330, 5180, 6062, 7252, 8660, 9065, 12124, 15155, 16021, 18130, 21217, 30310, 32042, 36260, 42434, 60620, 64084, 80105, 84868, 106085, 112147, 160210, 212170, 224294, 320420, 424340, 448588, 560735, 785029, 1121470, 1570058, 2242940, 3140116, 3925145, 7850290, 15700580]

約数ペア:

[(1, 15700580), (2, 7850290), (4, 3925145), (5, 3140116), (7, 2242940), (10, 1570058), (14, 1121470), (20, 785029), (28, 560735), (35, 448588), (37, 424340), (49, 320420), (70, 224294), (74, 212170), (98, 160210), (140, 112147), (148, 106085), (185, 84868), (196, 80105), (245, 64084), (259, 60620), (370, 42434), (433, 36260), (490, 32042), (518, 30310), (740, 21217), (866, 18130), (980, 16021), (1036, 15155), (1295, 12124), (1732, 9065), (1813, 8660), (2165, 7252), (2590, 6062), (3031, 5180), (3626, 4330)]