15284720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1579}}^1$

素因数の和:1614

約数の個数: 60

約数和(自身を含む): 39086040

約数和(自身を除く): 23801320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1579, 1936, 2420, 3158, 4840, 6316, 7895, 9680, 12632, 15790, 17369, 25264, 31580, 34738, 63160, 69476, 86845, 126320, 138952, 173690, 191059, 277904, 347380, 382118, 694760, 764236, 955295, 1389520, 1528472, 1910590, 3056944, 3821180, 7642360, 15284720]

約数ペア:

[(1, 15284720), (2, 7642360), (4, 3821180), (5, 3056944), (8, 1910590), (10, 1528472), (11, 1389520), (16, 955295), (20, 764236), (22, 694760), (40, 382118), (44, 347380), (55, 277904), (80, 191059), (88, 173690), (110, 138952), (121, 126320), (176, 86845), (220, 69476), (242, 63160), (440, 34738), (484, 31580), (605, 25264), (880, 17369), (968, 15790), (1210, 12632), (1579, 9680), (1936, 7895), (2420, 6316), (3158, 4840)]