15291320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1511}}^1$

素因数の和:1556

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 23899720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 1511, 2024, 2530, 3022, 5060, 6044, 7555, 10120, 12088, 15110, 16621, 30220, 33242, 34753, 60440, 66484, 69506, 83105, 132968, 139012, 166210, 173765, 278024, 332420, 347530, 382283, 664840, 695060, 764566, 1390120, 1529132, 1911415, 3058264, 3822830, 7645660, 15291320]

約数ペア:

[(1, 15291320), (2, 7645660), (4, 3822830), (5, 3058264), (8, 1911415), (10, 1529132), (11, 1390120), (20, 764566), (22, 695060), (23, 664840), (40, 382283), (44, 347530), (46, 332420), (55, 278024), (88, 173765), (92, 166210), (110, 139012), (115, 132968), (184, 83105), (220, 69506), (230, 66484), (253, 60440), (440, 34753), (460, 33242), (506, 30220), (920, 16621), (1012, 15110), (1265, 12088), (1511, 10120), (2024, 7555), (2530, 6044), (3022, 5060)]