71477040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{691}}^1$

素因数の和:1138

約数の個数: 80

約数和(自身を含む): 222414336

約数和(自身を除く): 150937296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 431, 691, 862, 1293, 1382, 1724, 2073, 2155, 2586, 2764, 3448, 3455, 4146, 4310, 5172, 5528, 6465, 6896, 6910, 8292, 8620, 10344, 10365, 11056, 12930, 13820, 16584, 17240, 20688, 20730, 25860, 27640, 33168, 34480, 41460, 51720, 55280, 82920, 103440, 165840, 297821, 595642, 893463, 1191284, 1489105, 1786926, 2382568, 2978210, 3573852, 4467315, 4765136, 5956420, 7147704, 8934630, 11912840, 14295408, 17869260, 23825680, 35738520, 71477040]

約数ペア:

[(1, 71477040), (2, 35738520), (3, 23825680), (4, 17869260), (5, 14295408), (6, 11912840), (8, 8934630), (10, 7147704), (12, 5956420), (15, 4765136), (16, 4467315), (20, 3573852), (24, 2978210), (30, 2382568), (40, 1786926), (48, 1489105), (60, 1191284), (80, 893463), (120, 595642), (240, 297821), (431, 165840), (691, 103440), (862, 82920), (1293, 55280), (1382, 51720), (1724, 41460), (2073, 34480), (2155, 33168), (2586, 27640), (2764, 25860), (3448, 20730), (3455, 20688), (4146, 17240), (4310, 16584), (5172, 13820), (5528, 12930), (6465, 11056), (6896, 10365), (6910, 10344), (8292, 8620)]