About the Number

390890730

390890729 ← → 390890731

2進数表記:10111010011001000010011101010

漢数字表記:三億九千八十九万七百三十

素因数分解:

2 1 × 3 1 × 5 1 × 67 1 × 113 1 × 1721 1

素因数の和:1911
約数の個数: 64
約数和(自身を含む): 961123968
約数和(自身を除く): 570233238

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 67, 113, 134, 201, 226, 335, 339, 402, 565, 670, 678, 1005, 1130, 1695, 1721, 2010, 3390, 3442, 5163, 7571, 8605, 10326, 15142, 17210, 22713, 25815, 37855, 45426, 51630, 75710, 113565, 115307, 194473, 227130, 230614, 345921, 388946, 576535, 583419, 691842, 972365, 1153070, 1166838, 1729605, 1944730, 2917095, 3459210, 5834190, 13029691, 26059382, 39089073, 65148455, 78178146, 130296910, 195445365, 390890730]

約数ペア:
[(1, 390890730), (2, 195445365), (3, 130296910), (5, 78178146), (6, 65148455), (10, 39089073), (15, 26059382), (30, 13029691), (67, 5834190), (113, 3459210), (134, 2917095), (201, 1944730), (226, 1729605), (335, 1166838), (339, 1153070), (402, 972365), (565, 691842), (670, 583419), (678, 576535), (1005, 388946), (1130, 345921), (1695, 230614), (1721, 227130), (2010, 194473), (3390, 115307), (3442, 113565), (5163, 75710), (7571, 51630), (8605, 45426), (10326, 37855), (15142, 25815), (17210, 22713)]

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