220308840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{611969}}^1$

素因数の和:611986

約数の個数: 48

約数和(自身を含む): 716004900

約数和(自身を除く): 495696060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 611969, 1223938, 1835907, 2447876, 3059845, 3671814, 4895752, 5507721, 6119690, 7343628, 9179535, 11015442, 12239380, 14687256, 18359070, 22030884, 24478760, 27538605, 36718140, 44061768, 55077210, 73436280, 110154420, 220308840]

約数ペア:

[(1, 220308840), (2, 110154420), (3, 73436280), (4, 55077210), (5, 44061768), (6, 36718140), (8, 27538605), (9, 24478760), (10, 22030884), (12, 18359070), (15, 14687256), (18, 12239380), (20, 11015442), (24, 9179535), (30, 7343628), (36, 6119690), (40, 5507721), (45, 4895752), (60, 3671814), (72, 3059845), (90, 2447876), (120, 1835907), (180, 1223938), (360, 611969)]