257932840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{34483}}^1$

素因数の和:34522

約数の個数: 64

約数和(自身を含む): 670368960

約数和(自身を除く): 412436120

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 34483, 68966, 137932, 172415, 275864, 344830, 379313, 586211, 689660, 758626, 1172422, 1379320, 1517252, 1896565, 2344844, 2931055, 3034504, 3793130, 4689688, 5862110, 6448321, 7586260, 11724220, 12896642, 15172520, 23448440, 25793284, 32241605, 51586568, 64483210, 128966420, 257932840]

約数ペア:

[(1, 257932840), (2, 128966420), (4, 64483210), (5, 51586568), (8, 32241605), (10, 25793284), (11, 23448440), (17, 15172520), (20, 12896642), (22, 11724220), (34, 7586260), (40, 6448321), (44, 5862110), (55, 4689688), (68, 3793130), (85, 3034504), (88, 2931055), (110, 2344844), (136, 1896565), (170, 1517252), (187, 1379320), (220, 1172422), (340, 758626), (374, 689660), (440, 586211), (680, 379313), (748, 344830), (935, 275864), (1496, 172415), (1870, 137932), (3740, 68966), (7480, 34483)]