7638780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7489}}^1$

素因数の和:7518

約数の個数: 48

約数和(自身を含む): 22649760

約数和(自身を除く): 15010980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 7489, 14978, 22467, 29956, 37445, 44934, 74890, 89868, 112335, 127313, 149780, 224670, 254626, 381939, 449340, 509252, 636565, 763878, 1273130, 1527756, 1909695, 2546260, 3819390, 7638780]

約数ペア:

[(1, 7638780), (2, 3819390), (3, 2546260), (4, 1909695), (5, 1527756), (6, 1273130), (10, 763878), (12, 636565), (15, 509252), (17, 449340), (20, 381939), (30, 254626), (34, 224670), (51, 149780), (60, 127313), (68, 112335), (85, 89868), (102, 74890), (170, 44934), (204, 37445), (255, 29956), (340, 22467), (510, 14978), (1020, 7489)]