208454520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{75527}}^1$

素因数の和:75564

約数の個数: 64

約数和(自身を含む): 652561920

約数和(自身を除く): 444107400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 75527, 151054, 226581, 302108, 377635, 453162, 604216, 755270, 906324, 1132905, 1510540, 1737121, 1812648, 2265810, 3021080, 3474242, 4531620, 5211363, 6948484, 8685605, 9063240, 10422726, 13896968, 17371210, 20845452, 26056815, 34742420, 41690904, 52113630, 69484840, 104227260, 208454520]

約数ペア:

[(1, 208454520), (2, 104227260), (3, 69484840), (4, 52113630), (5, 41690904), (6, 34742420), (8, 26056815), (10, 20845452), (12, 17371210), (15, 13896968), (20, 10422726), (23, 9063240), (24, 8685605), (30, 6948484), (40, 5211363), (46, 4531620), (60, 3474242), (69, 3021080), (92, 2265810), (115, 1812648), (120, 1737121), (138, 1510540), (184, 1132905), (230, 906324), (276, 755270), (345, 604216), (460, 453162), (552, 377635), (690, 302108), (920, 226581), (1380, 151054), (2760, 75527)]